123412120304234 has 16 divisors (see below), whose sum is σ = 189967889835360. Its totient is φ = 60106242378000.

The previous prime is 123412120304227. The next prime is 123412120304371. The reversal of 123412120304234 is 432403021214321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 123412120304234.

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, 4187989892 + ... + 4188019359.

It is an arithmetic number, because the mean of its divisors is an integer number (11872993114710).

Almost surely, 2^{123412120304234} is an apocalyptic number.

123412120304234 is a deficient number, since it is larger than the sum of its proper divisors (66555769531126).

123412120304234 is a wasteful number, since it uses less digits than its factorization.

123412120304234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8376009445.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 123412120304234 its reverse (432403021214321), we get a palindrome (555815141518555).

The spelling of 123412120304234 in words is "one hundred twenty-three trillion, four hundred twelve billion, one hundred twenty million, three hundred four thousand, two hundred thirty-four".