123301011320320 has 80 divisors (see below), whose sum is σ = 302844012398928. Its totient is φ = 48117467791360.

The previous prime is 123301011320303. The next prime is 123301011320359. The reversal of 123301011320320 is 23023110103321.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×123301011320320² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123301011320291 and 123301011320300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587266474 + ... + 587476393.

Almost surely, 2^{123301011320320} is an apocalyptic number.

123301011320320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123301011320320 is an abundant number, since it is smaller than the sum of its proper divisors (179543001078608).

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

123301011320320 is an equidigital number, since it uses as much as digits as its factorization.

123301011320320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174742931 (or 1174742915 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123301011320320 its reverse (23023110103321), we get a palindrome (146324121423641).

The spelling of 123301011320320 in words is "one hundred twenty-three trillion, three hundred one billion, eleven million, three hundred twenty thousand, three hundred twenty".