10221191662 has 32 divisors (see below), whose sum is σ = 16793524224. Its totient is φ = 4627173600.

The previous prime is 10221191653. The next prime is 10221191671. The reversal of 10221191662 is 26619112201.

It is an interprime number because it is at equal distance from previous prime (10221191653) and next prime (10221191671).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8425768 + ... + 8426980.

It is an arithmetic number, because the mean of its divisors is an integer number (524797632).

Almost surely, 2^10221191662 is an apocalyptic number.

10221191662 is a deficient number, since it is larger than the sum of its proper divisors (6572332562).

10221191662 is a wasteful number, since it uses less digits than its factorization.

10221191662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 10221191662 in words is "ten billion, two hundred twenty-one million, one hundred ninety-one thousand, six hundred sixty-two".