22146134125 has 16 divisors (see below), whose sum is σ = 28281135168. Its totient is φ = 17304882000.

The previous prime is 22146134093. The next prime is 22146134161. The reversal of 22146134125 is 52143164122.

It is not a de Polignac number, because 22146134125 - 2⁵ = 22146134093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2054731 + ... + 2065480.

It is an arithmetic number, because the mean of its divisors is an integer number (1767570948).

Almost surely, 2^22146134125 is an apocalyptic number.

22146134125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22146134125 is a deficient number, since it is larger than the sum of its proper divisors (6135001043).

22146134125 is an equidigital number, since it uses as much as digits as its factorization.

22146134125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120269 (or 4120259 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

Adding to 22146134125 its reverse (52143164122), we get a palindrome (74289298247).

The spelling of 22146134125 in words is "twenty-two billion, one hundred forty-six million, one hundred thirty-four thousand, one hundred twenty-five".