113131344630 has 32 divisors (see below), whose sum is σ = 272055055104. Its totient is φ = 30108377696.

The previous prime is 113131344527. The next prime is 113131344647. The reversal of 113131344630 is 36443131311.

It is a super-2 number, since 2×113131344630² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 3733464 + ... + 3763643.

It is an arithmetic number, because the mean of its divisors is an integer number (8501720472).

Almost surely, 2^113131344630 is an apocalyptic number.

113131344630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113131344630 is an abundant number, since it is smaller than the sum of its proper divisors (158923710474).

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

113131344630 is a wasteful number, since it uses less digits than its factorization.

113131344630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7497620.

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 113131344630 its reverse (36443131311), we get a palindrome (149574475941).

The spelling of 113131344630 in words is "one hundred thirteen billion, one hundred thirty-one million, three hundred forty-four thousand, six hundred thirty".