123210020333130 has 128 divisors (see below), whose sum is σ = 329609140358400. Its totient is φ = 29292924063744.

The previous prime is 123210020333119. The next prime is 123210020333173. The reversal of 123210020333130 is 31333020012321.

It is a super-2 number, since 2×123210020333130² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123210020333130.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100447404 + ... + 101666616.

It is an arithmetic number, because the mean of its divisors is an integer number (2575071409050).

Almost surely, 2^{123210020333130} is an apocalyptic number.

123210020333130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 123210020333130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164804570179200).

123210020333130 is an abundant number, since it is smaller than the sum of its proper divisors (206399120025270).

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

123210020333130 is a wasteful number, since it uses less digits than its factorization.

123210020333130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229688.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 123210020333130 its reverse (31333020012321), we get a palindrome (154543040345451).

The spelling of 123210020333130 in words is "one hundred twenty-three trillion, two hundred ten billion, twenty million, three hundred thirty-three thousand, one hundred thirty".