10022221100091 has 32 divisors (see below), whose sum is σ = 13926156825600. Its totient is φ = 6405535019520.

The previous prime is 10022221100011. The next prime is 10022221100123. The reversal of 10022221100091 is 19000112222001.

It is not a de Polignac number, because 10022221100091 - 2⁷ = 10022221099963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10022221100011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3141715 + ... + 5469443.

It is an arithmetic number, because the mean of its divisors is an integer number (435192400800).

Almost surely, 2^{10022221100091} is an apocalyptic number.

10022221100091 is a deficient number, since it is larger than the sum of its proper divisors (3903935725509).

10022221100091 is a wasteful number, since it uses less digits than its factorization.

10022221100091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328339.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 10022221100091 its reverse (19000112222001), we get a palindrome (29022333322092).

The spelling of 10022221100091 in words is "ten trillion, twenty-two billion, two hundred twenty-one million, one hundred thousand, ninety-one".