113123210 has 16 divisors (see below), whose sum is σ = 204921576. Its totient is φ = 44960448.

The previous prime is 113123201. The next prime is 113123221. The reversal of 113123210 is 12321311.

It can be written as a sum of positive squares in 4 ways, for example, as 54125449 + 58997761 = 7357^2 + 7681^2 .

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, 34457 + ... + 37596.

Almost surely, 2^113123210 is an apocalyptic number.

113123210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113123210 is a deficient number, since it is larger than the sum of its proper divisors (91798366).

113123210 is a wasteful number, since it uses less digits than its factorization.

113123210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72217.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 113123210 is about 10635.9395447699. The cubic root of 113123210 is about 483.6344626337.

Adding to 113123210 its reverse (12321311), we get a palindrome (125444521).

The spelling of 113123210 in words is "one hundred thirteen million, one hundred twenty-three thousand, two hundred ten".