113365125123 has 16 divisors (see below), whose sum is σ = 153515268480. Its totient is φ = 74402302464.

The previous prime is 113365125121. The next prime is 113365125191. The reversal of 113365125123 is 321521563311.

It is not a de Polignac number, because 113365125123 - 2¹ = 113365125121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113365125121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 733918 + ... + 874851.

It is an arithmetic number, because the mean of its divisors is an integer number (9594704280).

Almost surely, 2^113365125123 is an apocalyptic number.

113365125123 is a deficient number, since it is larger than the sum of its proper divisors (40150143357).

113365125123 is a wasteful number, since it uses less digits than its factorization.

113365125123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609138.

The product of its digits is 16200, while the sum is 33.

Adding to 113365125123 its reverse (321521563311), we get a palindrome (434886688434).

The spelling of 113365125123 in words is "one hundred thirteen billion, three hundred sixty-five million, one hundred twenty-five thousand, one hundred twenty-three".