10221611706 has 24 divisors (see below), whose sum is σ = 22183334784. Its totient is φ = 3401587080.

The previous prime is 10221611693. The next prime is 10221611713. The reversal of 10221611706 is 60711612201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10221611706.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 456840 + ... + 478691.

It is an arithmetic number, because the mean of its divisors is an integer number (924305616).

Almost surely, 2^10221611706 is an apocalyptic number.

10221611706 is an abundant number, since it is smaller than the sum of its proper divisors (11961723078).

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

10221611706 is a wasteful number, since it uses less digits than its factorization.

10221611706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936146 (or 936143 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The spelling of 10221611706 in words is "ten billion, two hundred twenty-one million, six hundred eleven thousand, seven hundred six".