20113112333100 has 72 divisors (see below), whose sum is σ = 58294794897808. Its totient is φ = 5354201088000.

The previous prime is 20113112333077. The next prime is 20113112333177. The reversal of 20113112333100 is 133321131102.

It is a happy number.

It is a super-2 number, since 2×20113112333100² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57923701 + ... + 58269900.

Almost surely, 2^{20113112333100} is an apocalyptic number.

20113112333100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20113112333100 is an abundant number, since it is smaller than the sum of its proper divisors (38181682564708).

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

20113112333100 is a wasteful number, since it uses less digits than its factorization.

20113112333100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116194195 (or 116194188 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 20113112333100 its reverse (133321131102), we get a palindrome (20246433464202).

The spelling of 20113112333100 in words is "twenty trillion, one hundred thirteen billion, one hundred twelve million, three hundred thirty-three thousand, one hundred".