10221766422 has 24 divisors (see below), whose sum is σ = 23781253176. Its totient is φ = 2920504608.

The previous prime is 10221766397. The next prime is 10221766427. The reversal of 10221766422 is 22466712201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221766427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17383663 + ... + 17384250.

It is an arithmetic number, because the mean of its divisors is an integer number (990885549).

Almost surely, 2^10221766422 is an apocalyptic number.

10221766422 is an abundant number, since it is smaller than the sum of its proper divisors (13559486754).

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

10221766422 is a wasteful number, since it uses less digits than its factorization.

10221766422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34767932 (or 34767925 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 10221766422 in words is "ten billion, two hundred twenty-one million, seven hundred sixty-six thousand, four hundred twenty-two".