113121220332 has 24 divisors (see below), whose sum is σ = 263970843136. Its totient is φ = 37704026448.

The previous prime is 113121220319. The next prime is 113121220343. The reversal of 113121220332 is 233022121311.

It is a junction number, because it is equal to n+sod(n) for n = 113121220299 and 113121220308.

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, 223588 + ... + 525579.

Almost surely, 2^113121220332 is an apocalyptic number.

113121220332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113121220332 is an abundant number, since it is smaller than the sum of its proper divisors (150849622804).

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

113121220332 is a wasteful number, since it uses less digits than its factorization.

113121220332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761757 (or 761755 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 113121220332 its reverse (233022121311), we get a palindrome (346143341643).

The spelling of 113121220332 in words is "one hundred thirteen billion, one hundred twenty-one million, two hundred twenty thousand, three hundred thirty-two".