113111033112 has 192 divisors, whose sum is σ = 384943104000. Its totient is φ = 29147973120.

The previous prime is 113111033107. The next prime is 113111033201. The reversal of 113111033112 is 211330111311.

113111033112 is a `hidden beast` number, since 1 + 1 + 311 + 10 + 331 + 12 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 623764 + ... + 784412.

It is an arithmetic number, because the mean of its divisors is an integer number (2004912000).

Almost surely, 2^113111033112 is an apocalyptic number.

113111033112 is a gapful number since it is divisible by the number (12) 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 113111033112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192471552000).

113111033112 is an abundant number, since it is smaller than the sum of its proper divisors (271832070888).

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

113111033112 is a wasteful number, since it uses less digits than its factorization.

113111033112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160806 (or 160799 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 113111033112 its reverse (211330111311), we get a palindrome (324441144423).

The spelling of 113111033112 in words is "one hundred thirteen billion, one hundred eleven million, thirty-three thousand, one hundred twelve".