2021413312 has 28 divisors (see below), whose sum is σ = 4019007456. Its totient is φ = 1008750080.

The previous prime is 2021413309. The next prime is 2021413321. The reversal of 2021413312 is 2133141202.

It is a happy number.

It is a super-2 number, since 2×2021413312² = 8172223555861618688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2021413312.

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, 3033 + ... + 63655.

Almost surely, 2^2021413312 is an apocalyptic number.

It is an amenable number.

2021413312 is a deficient number, since it is larger than the sum of its proper divisors (1997594144).

2021413312 is an equidigital number, since it uses as much as digits as its factorization.

2021413312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61156 (or 61146 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2021413312 is about 44960.1302489217. The cubic root of 2021413312 is about 1264.4016108861.

Adding to 2021413312 its reverse (2133141202), we get a palindrome (4154554514).

The spelling of 2021413312 in words is "two billion, twenty-one million, four hundred thirteen thousand, three hundred twelve".