113043111212 has 24 divisors (see below), whose sum is σ = 198655716672. Its totient is φ = 56284592000.

The previous prime is 113043111191. The next prime is 113043111229. The reversal of 113043111212 is 212111340311.

It is a super-3 number, since 3×113043111212³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1781837 + ... + 1844187.

It is an arithmetic number, because the mean of its divisors is an integer number (8277321528).

Almost surely, 2^113043111212 is an apocalyptic number.

It is an amenable number.

113043111212 is a deficient number, since it is larger than the sum of its proper divisors (85612605460).

113043111212 is a wasteful number, since it uses less digits than its factorization.

113043111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64249 (or 64247 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 113043111212 its reverse (212111340311), we get a palindrome (325154451523).

The spelling of 113043111212 in words is "one hundred thirteen billion, forty-three million, one hundred eleven thousand, two hundred twelve".