22125331154231 has 4 divisors (see below), whose sum is σ = 22126847329392. Its totient is φ = 22123814979072.

The previous prime is 22125331154191. The next prime is 22125331154233. The reversal of 22125331154231 is 13245113352122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22125331154231 - 2¹⁰ = 22125331153207 is a prime.

It is a super-2 number, since 2×22125331154231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22125331154191 and 22125331154200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22125331154233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758065691 + ... + 758094876.

It is an arithmetic number, because the mean of its divisors is an integer number (5531711832348).

Almost surely, 2^{22125331154231} is an apocalyptic number.

22125331154231 is a deficient number, since it is larger than the sum of its proper divisors (1516175161).

22125331154231 is a wasteful number, since it uses less digits than its factorization.

22125331154231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516175160.

The product of its digits is 43200, while the sum is 35.

The spelling of 22125331154231 in words is "twenty-two trillion, one hundred twenty-five billion, three hundred thirty-one million, one hundred fifty-four thousand, two hundred thirty-one".