113212122212 has 48 divisors (see below), whose sum is σ = 238377982080. Its totient is φ = 45958752000.

The previous prime is 113212122203. The next prime is 113212122227. The reversal of 113212122212 is 212221212311.

113212122212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4744712 + ... + 4768512.

It is an arithmetic number, because the mean of its divisors is an integer number (4966207960).

Almost surely, 2^113212122212 is an apocalyptic number.

It is an amenable number.

113212122212 is an abundant number, since it is smaller than the sum of its proper divisors (125165859868).

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

113212122212 is a wasteful number, since it uses less digits than its factorization.

113212122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32772 (or 32770 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

Adding to 113212122212 its reverse (212221212311), we get a palindrome (325433334523).

Subtracting 113212122212 from its reverse (212221212311), we obtain a palindrome (99009090099).

The spelling of 113212122212 in words is "one hundred thirteen billion, two hundred twelve million, one hundred twenty-two thousand, two hundred twelve".