123002320131 has 6 divisors (see below), whose sum is σ = 177670017980. Its totient is φ = 82001546748.

The previous prime is 123002320117. The next prime is 123002320159. The reversal of 123002320131 is 131023200321.

123002320131 is a `hidden beast` number, since 1 + 2 + 300 + 232 + 0 + 131 = 666.

It is not a de Polignac number, because 123002320131 - 2⁹ = 123002319619 is a prime.

It is a super-2 number, since 2×123002320131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123002324131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6833462221 + ... + 6833462238.

Almost surely, 2^123002320131 is an apocalyptic number.

123002320131 is a deficient number, since it is larger than the sum of its proper divisors (54667697849).

123002320131 is a wasteful number, since it uses less digits than its factorization.

123002320131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13666924465 (or 13666924462 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 123002320131 its reverse (131023200321), we get a palindrome (254025520452).

The spelling of 123002320131 in words is "one hundred twenty-three billion, two million, three hundred twenty thousand, one hundred thirty-one".