222140400325 has 12 divisors (see below), whose sum is σ = 287430362208. Its totient is φ = 169985697200.

The previous prime is 222140400301. The next prime is 222140400353. The reversal of 222140400325 is 523004041222.

It is not a de Polignac number, because 222140400325 - 2¹⁵ = 222140367557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222140400325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 193164991 + ... + 193166140.

It is an arithmetic number, because the mean of its divisors is an integer number (23952530184).

Almost surely, 2^222140400325 is an apocalyptic number.

222140400325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222140400325 is a deficient number, since it is larger than the sum of its proper divisors (65289961883).

222140400325 is a wasteful number, since it uses less digits than its factorization.

222140400325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386331164 (or 386331159 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 222140400325 its reverse (523004041222), we get a palindrome (745144441547).

The spelling of 222140400325 in words is "two hundred twenty-two billion, one hundred forty million, four hundred thousand, three hundred twenty-five".