2121200133232 has 20 divisors (see below), whose sum is σ = 4112705348136. Its totient is φ = 1059856817600.

The previous prime is 2121200133223. The next prime is 2121200133271. The reversal of 2121200133232 is 2323310021212.

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, 46429519 + ... + 46475182.

Almost surely, 2^{2121200133232} is an apocalyptic number.

It is an amenable number.

2121200133232 is a deficient number, since it is larger than the sum of its proper divisors (1991505214904).

2121200133232 is a wasteful number, since it uses less digits than its factorization.

2121200133232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92906136 (or 92906130 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2121200133232 its reverse (2323310021212), we get a palindrome (4444510154444).

The spelling of 2121200133232 in words is "two trillion, one hundred twenty-one billion, two hundred million, one hundred thirty-three thousand, two hundred thirty-two".