32111111112012 has 24 divisors (see below), whose sum is σ = 83251028809200. Its totient is φ = 10703703703968.

The previous prime is 32111111112011. The next prime is 32111111112029. The reversal of 32111111112012 is 21021111111123.

32111111112012 is a `hidden beast` number, since 321 + 111 + 111 + 120 + 1 + 2 = 666.

It is a super-2 number, since 2×32111111112012² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (32111111112011) 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 7 ways as a sum of consecutive naturals, for example, 148662551337 + ... + 148662551552.

It is an arithmetic number, because the mean of its divisors is an integer number (3468792867050).

Almost surely, 2^{32111111112012} is an apocalyptic number.

It is an amenable number.

32111111112012 is an abundant number, since it is smaller than the sum of its proper divisors (51139917697188).

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

32111111112012 is a wasteful number, since it uses less digits than its factorization.

32111111112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297325102902 (or 297325102894 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 18.

Adding to 32111111112012 its reverse (21021111111123), we get a palindrome (53132222223135).

The spelling of 32111111112012 in words is "thirty-two trillion, one hundred eleven billion, one hundred eleven million, one hundred twelve thousand, twelve".