123332240215020 has 48 divisors (see below), whose sum is σ = 345470252859648. Its totient is φ = 32875265937600.

The previous prime is 123332240214979. The next prime is 123332240215049. The reversal of 123332240215020 is 20512042233321.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 416458656 + ... + 416754695.

It is an arithmetic number, because the mean of its divisors is an integer number (7197296934576).

Almost surely, 2^{123332240215020} is an apocalyptic number.

123332240215020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123332240215020 is an abundant number, since it is smaller than the sum of its proper divisors (222138012644628).

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

123332240215020 is a wasteful number, since it uses less digits than its factorization.

123332240215020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833215830 (or 833215828 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 123332240215020 its reverse (20512042233321), we get a palindrome (143844282448341).

The spelling of 123332240215020 in words is "one hundred twenty-three trillion, three hundred thirty-two billion, two hundred forty million, two hundred fifteen thousand, twenty".