2021113232 has 10 divisors (see below), whose sum is σ = 3915906918. Its totient is φ = 1010556608.

The previous prime is 2021113229. The next prime is 2021113249. The reversal of 2021113232 is 2323111202.

It can be written as a sum of positive squares in only one way, i.e., 1955762176 + 65351056 = 44224^2 + 8084^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2021113232.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63159773 + ... + 63159804.

Almost surely, 2^2021113232 is an apocalyptic number.

It is an amenable number.

2021113232 is a deficient number, since it is larger than the sum of its proper divisors (1894793686).

2021113232 is a wasteful number, since it uses less digits than its factorization.

2021113232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126319585 (or 126319579 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2021113232 is about 44956.7929461166. The cubic root of 2021113232 is about 1264.3390407345.

Adding to 2021113232 its reverse (2323111202), we get a palindrome (4344224434).

The spelling of 2021113232 in words is "two billion, twenty-one million, one hundred thirteen thousand, two hundred thirty-two".