113112021102 has 16 divisors (see below), whose sum is σ = 226472378112. Its totient is φ = 37662617720.

The previous prime is 113112021097. The next prime is 113112021131. The reversal of 113112021102 is 201120211311.

It is a super-3 number, since 3×113112021102³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

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, 10341408 + ... + 10352339.

It is an arithmetic number, because the mean of its divisors is an integer number (14154523632).

Almost surely, 2^113112021102 is an apocalyptic number.

113112021102 is an abundant number, since it is smaller than the sum of its proper divisors (113360357010).

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

113112021102 is a wasteful number, since it uses less digits than its factorization.

113112021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20694663.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 113112021102 its reverse (201120211311), we get a palindrome (314232232413).

The spelling of 113112021102 in words is "one hundred thirteen billion, one hundred twelve million, twenty-one thousand, one hundred two".