2110120021210 has 32 divisors (see below), whose sum is σ = 4024989477072. Its totient is φ = 793736601600.

The previous prime is 2110120021157. The next prime is 2110120021301. The reversal of 2110120021210 is 121200210112.

It can be written as a sum of positive squares in 8 ways, for example, as 915709283329 + 1194410737881 = 956927^2 + 1092891^2 .

It is a super-2 number, since 2×2110120021210² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4963387 + ... + 5371726.

Almost surely, 2^{2110120021210} is an apocalyptic number.

2110120021210 is a deficient number, since it is larger than the sum of its proper divisors (1914869455862).

2110120021210 is a wasteful number, since it uses less digits than its factorization.

2110120021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10336338.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2110120021210 its reverse (121200210112), we get a palindrome (2231320231322).

The spelling of 2110120021210 in words is "two trillion, one hundred ten billion, one hundred twenty million, twenty-one thousand, two hundred ten".