113120212 has 12 divisors (see below), whose sum is σ = 198315936. Its totient is φ = 56458520.

The previous prime is 113120197. The next prime is 113120221. The reversal of 113120212 is 212021311.

It is a junction number, because it is equal to n+sod(n) for n = 113120192 and 113120201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22864 + ... + 27367.

It is an arithmetic number, because the mean of its divisors is an integer number (16526328).

Almost surely, 2^113120212 is an apocalyptic number.

It is an amenable number.

113120212 is a deficient number, since it is larger than the sum of its proper divisors (85195724).

113120212 is a wasteful number, since it uses less digits than its factorization.

113120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50798 (or 50796 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 113120212 is about 10635.7986065927. The cubic root of 113120212 is about 483.6301901567.

Adding to 113120212 its reverse (212021311), we get a palindrome (325141523).

The spelling of 113120212 in words is "one hundred thirteen million, one hundred twenty thousand, two hundred twelve".