22150620450012 has 48 divisors (see below), whose sum is σ = 54496778434560. Its totient is φ = 6983136891648.

The previous prime is 22150620449983. The next prime is 22150620450041. The reversal of 22150620450012 is 21005402605122.

It is an interprime number because it is at equal distance from previous prime (22150620449983) and next prime (22150620450041).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81780348 + ... + 82050755.

It is an arithmetic number, because the mean of its divisors is an integer number (1135349550720).

Almost surely, 2^{22150620450012} is an apocalyptic number.

It is an amenable number.

22150620450012 is an abundant number, since it is smaller than the sum of its proper divisors (32346157984548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22150620450012 is a wasteful number, since it uses less digits than its factorization.

22150620450012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163831722 (or 163831720 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 22150620450012 in words is "twenty-two trillion, one hundred fifty billion, six hundred twenty million, four hundred fifty thousand, twelve".