123223033310131 has 16 divisors (see below), whose sum is σ = 131317151606784. Its totient is φ = 115356996637344.

The previous prime is 123223033310101. The next prime is 123223033310173. The reversal of 123223033310131 is 131013330322321.

It is a happy number.

It is not a de Polignac number, because 123223033310131 - 2³¹ = 123220885826483 is a prime.

It is a super-2 number, since 2×123223033310131² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123223033310131.

It is not an unprimeable number, because it can be changed into a prime (123223033310101) 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, 246232090 + ... + 246732016.

It is an arithmetic number, because the mean of its divisors is an integer number (8207321975424).

Almost surely, 2^{123223033310131} is an apocalyptic number.

123223033310131 is a deficient number, since it is larger than the sum of its proper divisors (8094118296653).

123223033310131 is a wasteful number, since it uses less digits than its factorization.

123223033310131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728010.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 123223033310131 its reverse (131013330322321), we get a palindrome (254236363632452).

The spelling of 123223033310131 in words is "one hundred twenty-three trillion, two hundred twenty-three billion, thirty-three million, three hundred ten thousand, one hundred thirty-one".