123031104004 has 24 divisors (see below), whose sum is σ = 215761069440. Its totient is φ = 61385205024.

The previous prime is 123031103999. The next prime is 123031104019. The reversal of 123031104004 is 400401130321.

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, 4392757 + ... + 4420675.

It is an arithmetic number, because the mean of its divisors is an integer number (8990044560).

Almost surely, 2^123031104004 is an apocalyptic number.

It is an amenable number.

123031104004 is a deficient number, since it is larger than the sum of its proper divisors (92729965436).

123031104004 is a wasteful number, since it uses less digits than its factorization.

123031104004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30219 (or 30217 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 123031104004 its reverse (400401130321), we get a palindrome (523432234325).

The spelling of 123031104004 in words is "one hundred twenty-three billion, thirty-one million, one hundred four thousand, four".