22202313125 has 10 divisors (see below), whose sum is σ = 27744011262. Its totient is φ = 17761850000.

The previous prime is 22202313113. The next prime is 22202313131. The reversal of 22202313125 is 52131320222.

It can be written as a sum of positive squares in 5 ways, for example, as 3123244996 + 19079068129 = 55886^2 + 138127^2 .

It is not a de Polignac number, because 22202313125 - 2¹² = 22202309029 is a prime.

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 22202313125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 17761226 + ... + 17762475.

Almost surely, 2^22202313125 is an apocalyptic number.

22202313125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22202313125 is a deficient number, since it is larger than the sum of its proper divisors (5541698137).

22202313125 is an frugal number, since it uses more digits than its factorization.

22202313125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35523721 (or 35523706 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 22202313125 its reverse (52131320222), we get a palindrome (74333633347).

The spelling of 22202313125 in words is "twenty-two billion, two hundred two million, three hundred thirteen thousand, one hundred twenty-five".