22142202354125 has 32 divisors (see below), whose sum is σ = 31596285427200. Its totient is φ = 15175927104000.

The previous prime is 22142202354121. The next prime is 22142202354143. The reversal of 22142202354125 is 52145320224122.

It is not a de Polignac number, because 22142202354125 - 2² = 22142202354121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142202354121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4259225 + ... + 7900974.

It is an arithmetic number, because the mean of its divisors is an integer number (987383919600).

Almost surely, 2^{22142202354125} is an apocalyptic number.

22142202354125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22142202354125 is a deficient number, since it is larger than the sum of its proper divisors (9454083073075).

22142202354125 is a wasteful number, since it uses less digits than its factorization.

22142202354125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12162302 (or 12162292 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 22142202354125 its reverse (52145320224122), we get a palindrome (74287522578247).

The spelling of 22142202354125 in words is "twenty-two trillion, one hundred forty-two billion, two hundred two million, three hundred fifty-four thousand, one hundred twenty-five".