113121013332 has 24 divisors (see below), whose sum is σ = 263991784000. Its totient is φ = 37700896896.

The previous prime is 113121013331. The next prime is 113121013373. The reversal of 113121013332 is 233310121311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 113121013299 and 113121013308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113121013331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 685957 + ... + 834732.

Almost surely, 2^113121013332 is an apocalyptic number.

113121013332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113121013332 is an abundant number, since it is smaller than the sum of its proper divisors (150870770668).

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

113121013332 is a wasteful number, since it uses less digits than its factorization.

113121013332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526895 (or 1526893 counting only the distinct ones).

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

Adding to 113121013332 its reverse (233310121311), we get a palindrome (346431134643).

The spelling of 113121013332 in words is "one hundred thirteen billion, one hundred twenty-one million, thirteen thousand, three hundred thirty-two".