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2013223333220 = 2251182911038619
BaseRepresentation
bin11101010010111101011…
…101100010110101100100
321010110110222212210000022
4131102331131202311210
5230441040133130340
64140510110534312
7265310356660661
oct35227535426544
97113428783008
102013223333220
117068920a5850
12286214507398
13117accc9c9b8
146d624b52a68
153757dd473b5
hex1d4bd762d64

2013223333220 has 48 divisors (see below), whose sum is σ = 4617675518400. Its totient is φ = 731198056320.

The previous prime is 2013223333211. The next prime is 2013223333229. The reversal of 2013223333220 is 223333223102.

It is an interprime number because it is at equal distance from previous prime (2013223333211) and next prime (2013223333229).

It is a self number, because there is not a number n which added to its sum of digits gives 2013223333220.

It is not an unprimeable number, because it can be changed into a prime (2013223333229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5336930 + ... + 5701689.

It is an arithmetic number, because the mean of its divisors is an integer number (96201573300).

Almost surely, 22013223333220 is an apocalyptic number.

2013223333220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013223333220 is an abundant number, since it is smaller than the sum of its proper divisors (2604452185180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2013223333220 is a wasteful number, since it uses less digits than its factorization.

2013223333220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11039468 (or 11039466 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 2013223333220 its reverse (223333223102), we get a palindrome (2236556556322).

The spelling of 2013223333220 in words is "two trillion, thirteen billion, two hundred twenty-three million, three hundred thirty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 829 1658 3316 4145 8290 9119 16580 18238 36476 45595 91190 182380 11038619 22077238 44154476 55193095 110386190 121424809 220772380 242849618 485699236 607124045 1214248090 2428496180 9151015151 18302030302 36604060604 45755075755 91510151510 100661166661 183020303020 201322333322 402644666644 503305833305 1006611666610 2013223333220