2021203113232 has 20 divisors (see below), whose sum is σ = 3920650581276. Its totient is φ = 1009422318080.

The previous prime is 2021203113227. The next prime is 2021203113239. The reversal of 2021203113232 is 2323113021202.

It can be written as a sum of positive squares in 2 ways, for example, as 1630208025616 + 390995087616 = 1276796^2 + 625296^2 .

It is not an unprimeable number, because it can be changed into a prime (2021203113239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73688269 + ... + 73715692.

Almost surely, 2^{2021203113232} is an apocalyptic number.

It is an amenable number.

2021203113232 is a deficient number, since it is larger than the sum of its proper divisors (1899447468044).

2021203113232 is a wasteful number, since it uses less digits than its factorization.

2021203113232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147404826 (or 147404820 counting only the distinct ones).

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

Adding to 2021203113232 its reverse (2323113021202), we get a palindrome (4344316134434).

The spelling of 2021203113232 in words is "two trillion, twenty-one billion, two hundred three million, one hundred thirteen thousand, two hundred thirty-two".