2121003223132 has 12 divisors (see below), whose sum is σ = 3812073360760. Its totient is φ = 1031839405776.

The previous prime is 2121003223081. The next prime is 2121003223247. The reversal of 2121003223132 is 2313223001212.

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, 7165551282 + ... + 7165551577.

Almost surely, 2^{2121003223132} is an apocalyptic number.

It is an amenable number.

2121003223132 is a deficient number, since it is larger than the sum of its proper divisors (1691070137628).

2121003223132 is a wasteful number, since it uses less digits than its factorization.

2121003223132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14331102900 (or 14331102898 counting only the distinct ones).

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

Adding to 2121003223132 its reverse (2313223001212), we get a palindrome (4434226224344).

The spelling of 2121003223132 in words is "two trillion, one hundred twenty-one billion, three million, two hundred twenty-three thousand, one hundred thirty-two".