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2010001112220 = 2235297199716319
BaseRepresentation
bin11101001111111101011…
…001101111110010011100
321010011011102200222202210
4131033331121233302130
5230412440241042340
64135214243320420
7265134462361443
oct35177531576234
97104142628683
102010001112220
11705489255492
12285675380110
13117708550b5a
146d3dac21d5a
153744100a180
hex1d3fd66fc9c

2010001112220 has 192 divisors, whose sum is σ = 5910357196800. Its totient is φ = 509685550080.

The previous prime is 2010001112213. The next prime is 2010001112297. The reversal of 2010001112220 is 222111000102.

It is a super-2 number, since 2×20100011122202 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2010001112196 and 2010001112205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 123161221 + ... + 123177539.

It is an arithmetic number, because the mean of its divisors is an integer number (30783110400).

Almost surely, 22010001112220 is an apocalyptic number.

2010001112220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2010001112220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2955178598400).

2010001112220 is an abundant number, since it is smaller than the sum of its proper divisors (3900356084580).

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

2010001112220 is a wasteful number, since it uses less digits than its factorization.

2010001112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17428 (or 17426 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2010001112220 its reverse (222111000102), we get a palindrome (2232112112322).

The spelling of 2010001112220 in words is "two trillion, ten billion, one million, one hundred twelve thousand, two hundred twenty".