123012031364 has 24 divisors (see below), whose sum is σ = 222234636288. Its totient is φ = 59516766720.

The previous prime is 123012031349. The next prime is 123012031391. The reversal of 123012031364 is 463130210321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1654109 + ... + 1726875.

It is an arithmetic number, because the mean of its divisors is an integer number (9259776512).

Almost surely, 2^123012031364 is an apocalyptic number.

It is an amenable number.

123012031364 is a deficient number, since it is larger than the sum of its proper divisors (99222604924).

123012031364 is a wasteful number, since it uses less digits than its factorization.

123012031364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86435 (or 86433 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 123012031364 its reverse (463130210321), we get a palindrome (586142241685).

The spelling of 123012031364 in words is "one hundred twenty-three billion, twelve million, thirty-one thousand, three hundred sixty-four".