123012320020006 has 32 divisors (see below), whose sum is σ = 193245442509312. Its totient is φ = 58671252430560.

The previous prime is 123012320019971. The next prime is 123012320020033. The reversal of 123012320020006 is 600020023210321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57747406 + ... + 59839681.

It is an arithmetic number, because the mean of its divisors is an integer number (6038920078416).

Almost surely, 2^{123012320020006} is an apocalyptic number.

123012320020006 is a deficient number, since it is larger than the sum of its proper divisors (70233122489306).

123012320020006 is a wasteful number, since it uses less digits than its factorization.

123012320020006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117587404.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123012320020006 its reverse (600020023210321), we get a palindrome (723032343230327).

The spelling of 123012320020006 in words is "one hundred twenty-three trillion, twelve billion, three hundred twenty million, twenty thousand, six".