123032212151552 has 36 divisors (see below), whose sum is σ = 267909632432736. Its totient is φ = 55923732794880.

The previous prime is 123032212151531. The next prime is 123032212151593. The reversal of 123032212151552 is 255151212230321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21845205308 + ... + 21845210939.

Almost surely, 2^{123032212151552} is an apocalyptic number.

It is an amenable number.

123032212151552 is an abundant number, since it is smaller than the sum of its proper divisors (144877420281184).

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

123032212151552 is an equidigital number, since it uses as much as digits as its factorization.

123032212151552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43690416274 (or 43690416260 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 123032212151552 its reverse (255151212230321), we get a palindrome (378183424381873).

The spelling of 123032212151552 in words is "one hundred twenty-three trillion, thirty-two billion, two hundred twelve million, one hundred fifty-one thousand, five hundred fifty-two".