2221000331132 has 96 divisors (see below), whose sum is σ = 4402663372800. Its totient is φ = 971230176000.

The previous prime is 2221000331129. The next prime is 2221000331171. The reversal of 2221000331132 is 2311330001222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 435573119 + ... + 435578217.

It is an arithmetic number, because the mean of its divisors is an integer number (45861076800).

Almost surely, 2^{2221000331132} is an apocalyptic number.

2221000331132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2221000331132 is a deficient number, since it is larger than the sum of its proper divisors (2181663041668).

2221000331132 is a wasteful number, since it uses less digits than its factorization.

2221000331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6963 (or 6961 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2221000331132 its reverse (2311330001222), we get a palindrome (4532330332354).

The spelling of 2221000331132 in words is "two trillion, two hundred twenty-one billion, three hundred thirty-one thousand, one hundred thirty-two".