123202232310020 has 12 divisors (see below), whose sum is σ = 258724687851084. Its totient is φ = 49280892924000.

The previous prime is 123202232310019. The next prime is 123202232310067. The reversal of 123202232310020 is 20013232202321.

It can be written as a sum of positive squares in 2 ways, for example, as 71474951769796 + 51727280540224 = 8454286^2 + 7192168^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3080055807731 + ... + 3080055807770.

It is an arithmetic number, because the mean of its divisors is an integer number (21560390654257).

Almost surely, 2^{123202232310020} is an apocalyptic number.

123202232310020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123202232310020 is an abundant number, since it is smaller than the sum of its proper divisors (135522455541064).

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

123202232310020 is a wasteful number, since it uses less digits than its factorization.

123202232310020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6160111615510 (or 6160111615508 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 123202232310020 its reverse (20013232202321), we get a palindrome (143215464512341).

The spelling of 123202232310020 in words is "one hundred twenty-three trillion, two hundred two billion, two hundred thirty-two million, three hundred ten thousand, twenty".