123121103310002 has 32 divisors (see below), whose sum is σ = 215994501642240. Its totient is φ = 51538321915920.

The previous prime is 123121103309987. The next prime is 123121103310011. The reversal of 123121103310002 is 200013301121321.

It is a happy number.

123121103310002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 190220852 + ... + 190867007.

It is an arithmetic number, because the mean of its divisors is an integer number (6749828176320).

Almost surely, 2^{123121103310002} is an apocalyptic number.

123121103310002 is a deficient number, since it is larger than the sum of its proper divisors (92873398332238).

123121103310002 is a wasteful number, since it uses less digits than its factorization.

123121103310002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381088406.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 123121103310002 its reverse (200013301121321), we get a palindrome (323134404431323).

The spelling of 123121103310002 in words is "one hundred twenty-three trillion, one hundred twenty-one billion, one hundred three million, three hundred ten thousand, two".