2120932020964 has 27 divisors (see below), whose sum is σ = 3792526930857. Its totient is φ = 1037835912144.

The previous prime is 2120932020947. The next prime is 2120932020979. The reversal of 2120932020964 is 4690202390212.

The square root of 2120932020964 is 1456342.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 97687502500 + 2023244518464 = 312550^2 + 1422408^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 136888402 + ... + 136903894.

Almost surely, 2^{2120932020964} is an apocalyptic number.

2120932020964 is the 1456342-nd square number.

It is an amenable number.

2120932020964 is a deficient number, since it is larger than the sum of its proper divisors (1671594909893).

2120932020964 is an frugal number, since it uses more digits than its factorization.

2120932020964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31084 (or 15542 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 2120932020964 in words is "two trillion, one hundred twenty billion, nine hundred thirty-two million, twenty thousand, nine hundred sixty-four".