113123211130 has 64 divisors (see below), whose sum is σ = 208780584480. Its totient is φ = 44114743296.

The previous prime is 113123211121. The next prime is 113123211137. The reversal of 113123211130 is 31112321311.

It can be written as a sum of positive squares in 16 ways, for example, as 14319233569 + 98803977561 = 119663^2 + 314331^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113123211098 and 113123211107.

It is not an unprimeable number, because it can be changed into a prime (113123211137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64530334 + ... + 64532086.

Almost surely, 2^113123211130 is an apocalyptic number.

113123211130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113123211130 is a deficient number, since it is larger than the sum of its proper divisors (95657373350).

113123211130 is a wasteful number, since it uses less digits than its factorization.

113123211130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 113123211130 its reverse (31112321311), we get a palindrome (144235532441).

The spelling of 113123211130 in words is "one hundred thirteen billion, one hundred twenty-three million, two hundred eleven thousand, one hundred thirty".