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2000222220020 = 2253112725402873
BaseRepresentation
bin11101000110110110100…
…010001110111011110100
321002012220220222210112012
4131012312202032323310
5230232423342020040
64130520035543352
7264340241225603
oct35066642167364
97065826883465
102000222220020
1170132032aaa2
122837a645ab58
1311680a5cb3cb
146cb501b7a3a
153706c775865
hex1d1b688eef4

2000222220020 has 48 divisors (see below), whose sum is σ = 4370107219968. Its totient is φ = 768182849280.

The previous prime is 2000222220001. The next prime is 2000222220067. The reversal of 2000222220020 is 200222220002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2000222219977 and 2000222220004.

It is a congruent number.

It is an unprimeable number.

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, 12622697 + ... + 12780176.

It is an arithmetic number, because the mean of its divisors is an integer number (91043900416).

Almost surely, 22000222220020 is an apocalyptic number.

2000222220020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000222220020 is an abundant number, since it is smaller than the sum of its proper divisors (2369884999948).

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

2000222220020 is a wasteful number, since it uses less digits than its factorization.

2000222220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25403040 (or 25403038 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 2000222220020 its reverse (200222220002), we get a palindrome (2200444440022).

The spelling of 2000222220020 in words is "two trillion, two hundred twenty-two million, two hundred twenty thousand, twenty".

Divisors: 1 2 4 5 10 20 31 62 124 127 155 254 310 508 620 635 1270 2540 3937 7874 15748 19685 39370 78740 25402873 50805746 101611492 127014365 254028730 508057460 787489063 1574978126 3149956252 3226164871 3937445315 6452329742 7874890630 12904659484 15749781260 16130824355 32261648710 64523297420 100011111001 200022222002 400044444004 500055555005 1000111110010 2000222220020