22050618812 has 12 divisors (see below), whose sum is σ = 38597338416. Its totient is φ = 11022807840.

The previous prime is 22050618797. The next prime is 22050618829. The reversal of 22050618812 is 21881605022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605489 + ... + 640872.

It is an arithmetic number, because the mean of its divisors is an integer number (3216444868).

Almost surely, 2^22050618812 is an apocalyptic number.

It is an amenable number.

22050618812 is a deficient number, since it is larger than the sum of its proper divisors (16546719604).

22050618812 is a wasteful number, since it uses less digits than its factorization.

22050618812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250788 (or 1250786 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 35.

The spelling of 22050618812 in words is "twenty-two billion, fifty million, six hundred eighteen thousand, eight hundred twelve".