123012242224250 has 128 divisors (see below), whose sum is σ = 237428297922816. Its totient is φ = 47687867424000.

The previous prime is 123012242224231. The next prime is 123012242224259. The reversal of 123012242224250 is 52422242210321.

It is not an unprimeable number, because it can be changed into a prime (123012242224259) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4603221389 + ... + 4603248111.

It is an arithmetic number, because the mean of its divisors is an integer number (1854908577522).

Almost surely, 2^{123012242224250} is an apocalyptic number.

123012242224250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123012242224250 is a deficient number, since it is larger than the sum of its proper divisors (114416055698566).

123012242224250 is a wasteful number, since it uses less digits than its factorization.

123012242224250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28705 (or 28695 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 123012242224250 its reverse (52422242210321), we get a palindrome (175434484434571).

The spelling of 123012242224250 in words is "one hundred twenty-three trillion, twelve billion, two hundred forty-two million, two hundred twenty-four thousand, two hundred fifty".