22142141231121 has 6 divisors (see below), whose sum is σ = 31983092889410. Its totient is φ = 14761427487408.

The previous prime is 22142141231113. The next prime is 22142141231131. The reversal of 22142141231121 is 12113214124122.

22142141231121 is a `hidden beast` number, since 2 + 2 + 1 + 421 + 4 + 1 + 231 + 1 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 21266522526096 + 875618705025 = 4611564^2 + 935745^2 .

It is not a de Polignac number, because 22142141231121 - 2³ = 22142141231113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22142141231101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1230118957276 + ... + 1230118957293.

Almost surely, 2^{22142141231121} is an apocalyptic number.

It is an amenable number.

22142141231121 is a deficient number, since it is larger than the sum of its proper divisors (9840951658289).

22142141231121 is a wasteful number, since it uses less digits than its factorization.

22142141231121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460237914575 (or 2460237914572 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

Adding to 22142141231121 its reverse (12113214124122), we get a palindrome (34255355355243).

The spelling of 22142141231121 in words is "twenty-two trillion, one hundred forty-two billion, one hundred forty-one million, two hundred thirty-one thousand, one hundred twenty-one".