113320121203212 has 96 divisors (see below), whose sum is σ = 343991514230784. Its totient is φ = 28154067374400.

The previous prime is 113320121203199. The next prime is 113320121203243. The reversal of 113320121203212 is 212302121023311.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2666083614 + ... + 2666126117.

It is an arithmetic number, because the mean of its divisors is an integer number (3583244939904).

Almost surely, 2^{113320121203212} is an apocalyptic number.

113320121203212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113320121203212 is an abundant number, since it is smaller than the sum of its proper divisors (230671393027572).

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

113320121203212 is a wasteful number, since it uses less digits than its factorization.

113320121203212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5332209779 (or 5332209777 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 113320121203212 its reverse (212302121023311), we get a palindrome (325622242226523).

The spelling of 113320121203212 in words is "one hundred thirteen trillion, three hundred twenty billion, one hundred twenty-one million, two hundred three thousand, two hundred twelve".