22252000012 has 48 divisors (see below), whose sum is σ = 43959767040. Its totient is φ = 9764092800.

The previous prime is 22251999983. The next prime is 22252000031. The reversal of 22252000012 is 21000025222.

It is a super-3 number, since 3×22252000012³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22252000012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537933 + ... + 577819.

It is an arithmetic number, because the mean of its divisors is an integer number (915828480).

Almost surely, 2^22252000012 is an apocalyptic number.

22252000012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22252000012 is a deficient number, since it is larger than the sum of its proper divisors (21707767028).

22252000012 is a wasteful number, since it uses less digits than its factorization.

22252000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40342 (or 40340 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

Adding to 22252000012 its reverse (21000025222), we get a palindrome (43252025234).

The spelling of 22252000012 in words is "twenty-two billion, two hundred fifty-two million, twelve", and thus it is an aban number.