22101520005 has 64 divisors (see below), whose sum is σ = 41493216000. Its totient is φ = 11131001856.

The previous prime is 22101520003. The next prime is 22101520009. The reversal of 22101520005 is 50002510122.

It is not a de Polignac number, because 22101520005 - 2¹ = 22101520003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22101520005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101520003) 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 63 ways as a sum of consecutive naturals, for example, 789081 + ... + 816609.

It is an arithmetic number, because the mean of its divisors is an integer number (648331500).

Almost surely, 2^22101520005 is an apocalyptic number.

It is an amenable number.

22101520005 is a deficient number, since it is larger than the sum of its proper divisors (19391695995).

22101520005 is a wasteful number, since it uses less digits than its factorization.

22101520005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27875 (or 27869 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The spelling of 22101520005 in words is "twenty-two billion, one hundred one million, five hundred twenty thousand, five".