2110121122068 has 72 divisors (see below), whose sum is σ = 5373537617448. Its totient is φ = 698158476288.

The previous prime is 2110121122061. The next prime is 2110121122069. The reversal of 2110121122068 is 8602211210112.

It can be written as a sum of positive squares in 4 ways, for example, as 223778194704 + 1886342927364 = 473052^2 + 1373442^2 .

It is a super-2 number, since 2×2110121122068² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110121122061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5190480 + ... + 5582232.

It is an arithmetic number, because the mean of its divisors is an integer number (74632466909).

Almost surely, 2^{2110121122068} is an apocalyptic number.

It is an amenable number.

2110121122068 is an abundant number, since it is smaller than the sum of its proper divisors (3263416495380).

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

2110121122068 is a wasteful number, since it uses less digits than its factorization.

2110121122068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392873 (or 392868 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 27.

The spelling of 2110121122068 in words is "two trillion, one hundred ten billion, one hundred twenty-one million, one hundred twenty-two thousand, sixty-eight".