2110121112210 has 32 divisors (see below), whose sum is σ = 5201163392832. Its totient is φ = 547490882880.

The previous prime is 2110121112181. The next prime is 2110121112227. The reversal of 2110121112210 is 122111210112.

It is a happy number.

It is a super-2 number, since 2×2110121112210² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2110121112210.

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, 950503896 + ... + 950506115.

It is an arithmetic number, because the mean of its divisors is an integer number (162536356026).

Almost surely, 2^{2110121112210} is an apocalyptic number.

2110121112210 is an abundant number, since it is smaller than the sum of its proper divisors (3091042280622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2110121112210 is a wasteful number, since it uses less digits than its factorization.

2110121112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901010058.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2110121112210 its reverse (122111210112), we get a palindrome (2232232322322).

The spelling of 2110121112210 in words is "two trillion, one hundred ten billion, one hundred twenty-one million, one hundred twelve thousand, two hundred ten".