123300403431340 has 48 divisors (see below), whose sum is σ = 259005916993824. Its totient is φ = 49305863667200.

The previous prime is 123300403431329. The next prime is 123300403431383. The reversal of 123300403431340 is 43134304003321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2822078895 + ... + 2822122585.

It is an arithmetic number, because the mean of its divisors is an integer number (5395956604038).

Almost surely, 2^{123300403431340} is an apocalyptic number.

123300403431340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123300403431340 is an abundant number, since it is smaller than the sum of its proper divisors (135705513562484).

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

123300403431340 is a wasteful number, since it uses less digits than its factorization.

123300403431340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81378 (or 81376 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 123300403431340 its reverse (43134304003321), we get a palindrome (166434707434661).

The spelling of 123300403431340 in words is "one hundred twenty-three trillion, three hundred billion, four hundred three million, four hundred thirty-one thousand, three hundred forty".