123321131203132 has 36 divisors (see below), whose sum is σ = 223543156771480. Its totient is φ = 59525610242112.

The previous prime is 123321131203093. The next prime is 123321131203169. The reversal of 123321131203132 is 231302131123321.

It is a self number, because there is not a number n which added to its sum of digits gives 123321131203132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20288683 + ... + 25656829.

Almost surely, 2^{123321131203132} is an apocalyptic number.

It is an amenable number.

123321131203132 is a deficient number, since it is larger than the sum of its proper divisors (100222025568348).

123321131203132 is a wasteful number, since it uses less digits than its factorization.

123321131203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5375038 (or 5375007 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 123321131203132 its reverse (231302131123321), we get a palindrome (354623262326453).

The spelling of 123321131203132 in words is "one hundred twenty-three trillion, three hundred twenty-one billion, one hundred thirty-one million, two hundred three thousand, one hundred thirty-two".