123010200120002 has 64 divisors (see below), whose sum is σ = 210803751383904. Its totient is φ = 53331155619840.

The previous prime is 123010200119977. The next prime is 123010200120007. The reversal of 123010200120002 is 200021002010321.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 47663269091881 + 75346931028121 = 6903859^2 + 8680261^2 .

It is not an unprimeable number, because it can be changed into a prime (123010200120007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2083017908 + ... + 2083076960.

Almost surely, 2^{123010200120002} is an apocalyptic number.

123010200120002 is a deficient number, since it is larger than the sum of its proper divisors (87793551263902).

123010200120002 is a wasteful number, since it uses less digits than its factorization.

123010200120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68103.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 123010200120002 its reverse (200021002010321), we get a palindrome (323031202130323).

The spelling of 123010200120002 in words is "one hundred twenty-three trillion, ten billion, two hundred million, one hundred twenty thousand, two".