123200120110 has 16 divisors (see below), whose sum is σ = 221987214576. Its totient is φ = 49229603968.

The previous prime is 123200120077. The next prime is 123200120123. The reversal of 123200120110 is 11021002321.

It is a congruent number.

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, 6295252 + ... + 6314791.

It is an arithmetic number, because the mean of its divisors is an integer number (13874200911).

Almost surely, 2^123200120110 is an apocalyptic number.

123200120110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123200120110 is a deficient number, since it is larger than the sum of its proper divisors (98787094466).

123200120110 is a wasteful number, since it uses less digits than its factorization.

123200120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12611027.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 123200120110 its reverse (11021002321), we get a palindrome (134221122431).

The spelling of 123200120110 in words is "one hundred twenty-three billion, two hundred million, one hundred twenty thousand, one hundred ten".