123102130002 has 16 divisors (see below), whose sum is σ = 246222839232. Its totient is φ = 41030946800.

The previous prime is 123102129967. The next prime is 123102130009. The reversal of 123102130002 is 200031201321.

It is a super-2 number, since 2×123102130002² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123102130009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687249 + ... + 847652.

It is an arithmetic number, because the mean of its divisors is an integer number (15388927452).

Almost surely, 2^123102130002 is an apocalyptic number.

123102130002 is an abundant number, since it is smaller than the sum of its proper divisors (123120709230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123102130002 is a wasteful number, since it uses less digits than its factorization.

123102130002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548273.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 123102130002 its reverse (200031201321), we get a palindrome (323133331323).

The spelling of 123102130002 in words is "one hundred twenty-three billion, one hundred two million, one hundred thirty thousand, two".