22125042331105 has 24 divisors (see below), whose sum is σ = 30908456217792. Its totient is φ = 15159813897312.

The previous prime is 22125042331103. The next prime is 22125042331123. The reversal of 22125042331105 is 50113324052122.

It is a happy number.

It is not a de Polignac number, because 22125042331105 - 2¹ = 22125042331103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22125042331103) 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, 34333987 + ... + 34972456.

It is an arithmetic number, because the mean of its divisors is an integer number (1287852342408).

Almost surely, 2^{22125042331105} is an apocalyptic number.

It is an amenable number.

22125042331105 is a deficient number, since it is larger than the sum of its proper divisors (8783413886687).

22125042331105 is a wasteful number, since it uses less digits than its factorization.

22125042331105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69307765 (or 69307758 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 22125042331105 its reverse (50113324052122), we get a palindrome (72238366383227).

The spelling of 22125042331105 in words is "twenty-two trillion, one hundred twenty-five billion, forty-two million, three hundred thirty-one thousand, one hundred five".