2122110002121 has 16 divisors (see below), whose sum is σ = 2867902524480. Its totient is φ = 1395580317120.

The previous prime is 2122110002119. The next prime is 2122110002143. The reversal of 2122110002121 is 1212000112212.

It is not a de Polignac number, because 2122110002121 - 2¹ = 2122110002119 is a prime.

It is a super-2 number, since 2×2122110002121² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2122110002121.

It is not an unprimeable number, because it can be changed into a prime (2122110002161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6282106 + ... + 6611283.

It is an arithmetic number, because the mean of its divisors is an integer number (179243907780).

Almost surely, 2^{2122110002121} is an apocalyptic number.

It is an amenable number.

2122110002121 is a deficient number, since it is larger than the sum of its proper divisors (745792522359).

2122110002121 is a wasteful number, since it uses less digits than its factorization.

2122110002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12894136.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2122110002121 its reverse (1212000112212), we get a palindrome (3334110114333).

The spelling of 2122110002121 in words is "two trillion, one hundred twenty-two billion, one hundred ten million, two thousand, one hundred twenty-one".