2131122321332 has 24 divisors (see below), whose sum is σ = 3731234943072. Its totient is φ = 1065055327200.

The previous prime is 2131122321287. The next prime is 2131122321379. The reversal of 2131122321332 is 2331232211312.

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, 91835243 + ... + 91858445.

It is an arithmetic number, because the mean of its divisors is an integer number (155468122628).

Almost surely, 2^{2131122321332} is an apocalyptic number.

It is an amenable number.

2131122321332 is a deficient number, since it is larger than the sum of its proper divisors (1600112621740).

2131122321332 is a wasteful number, since it uses less digits than its factorization.

2131122321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33119 (or 33117 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

Adding to 2131122321332 its reverse (2331232211312), we get a palindrome (4462354532644).

The spelling of 2131122321332 in words is "two trillion, one hundred thirty-one billion, one hundred twenty-two million, three hundred twenty-one thousand, three hundred thirty-two".