123302011213120 has 56 divisors (see below), whose sum is σ = 293880565825704. Its totient is φ = 49275844632576.

The previous prime is 123302011213097. The next prime is 123302011213201. The reversal of 123302011213120 is 21312110203321.

It can be written as a sum of positive squares in 4 ways, for example, as 33331778063424 + 89970233149696 = 5773368^2 + 9485264^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123302011213091 and 123302011213100.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 175272837 + ... + 175974916.

Almost surely, 2^{123302011213120} is an apocalyptic number.

123302011213120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123302011213120 is an abundant number, since it is smaller than the sum of its proper divisors (170578554612584).

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

123302011213120 is a wasteful number, since it uses less digits than its factorization.

123302011213120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351248867 (or 351248857 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 123302011213120 its reverse (21312110203321), we get a palindrome (144614121416441).

The spelling of 123302011213120 in words is "one hundred twenty-three trillion, three hundred two billion, eleven million, two hundred thirteen thousand, one hundred twenty".