2112021313210 has 32 divisors (see below), whose sum is σ = 3817395714960. Its totient is φ = 841313797632.

The previous prime is 2112021313169. The next prime is 2112021313223. The reversal of 2112021313210 is 123131202112.

It can be written as a sum of positive squares in 8 ways, for example, as 328362234841 + 1783659078369 = 573029^2 + 1335537^2 .

It is a super-3 number, since 3×2112021313210³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2018376 + ... + 2880604.

Almost surely, 2^{2112021313210} is an apocalyptic number.

2112021313210 is a deficient number, since it is larger than the sum of its proper divisors (1705374401750).

2112021313210 is a wasteful number, since it uses less digits than its factorization.

2112021313210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863250.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2112021313210 its reverse (123131202112), we get a palindrome (2235152515322).

The spelling of 2112021313210 in words is "two trillion, one hundred twelve billion, twenty-one million, three hundred thirteen thousand, two hundred ten".