22762102225 has 12 divisors (see below), whose sum is σ = 28913422860. Its totient is φ = 17765542400.

The previous prime is 22762102193. The next prime is 22762102271. The reversal of 22762102225 is 52220126722.

It can be written as a sum of positive squares in 6 ways, for example, as 959512576 + 21802589649 = 30976^2 + 147657^2 .

It is not a de Polignac number, because 22762102225 - 2⁵ = 22762102193 is a prime.

It is a super-2 number, since 2×22762102225² (a number of 22 digits) contains 22 as substring.

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, 11102440 + ... + 11104489.

It is an arithmetic number, because the mean of its divisors is an integer number (2409451905).

Almost surely, 2^22762102225 is an apocalyptic number.

22762102225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22762102225 is a deficient number, since it is larger than the sum of its proper divisors (6151320635).

22762102225 is a wasteful number, since it uses less digits than its factorization.

22762102225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22206980 (or 22206975 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 22762102225 its reverse (52220126722), we get a palindrome (74982228947).

The spelling of 22762102225 in words is "twenty-two billion, seven hundred sixty-two million, one hundred two thousand, two hundred twenty-five".