22051102325 has 12 divisors (see below), whose sum is σ = 31249562400. Its totient is φ = 15120755760.

The previous prime is 22051102321. The next prime is 22051102351. The reversal of 22051102325 is 52320115022.

It is not a de Polignac number, because 22051102325 - 2² = 22051102321 is a prime.

It is a super-2 number, since 2×22051102325² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22051102325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22051102321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63002975 + ... + 63003324.

It is an arithmetic number, because the mean of its divisors is an integer number (2604130200).

Almost surely, 2^22051102325 is an apocalyptic number.

22051102325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22051102325 is a deficient number, since it is larger than the sum of its proper divisors (9198460075).

22051102325 is a wasteful number, since it uses less digits than its factorization.

22051102325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126006316 (or 126006311 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 22051102325 its reverse (52320115022), we get a palindrome (74371217347).

The spelling of 22051102325 in words is "twenty-two billion, fifty-one million, one hundred two thousand, three hundred twenty-five".