220112100091 has 8 divisors (see below), whose sum is σ = 237229153280. Its totient is φ = 203021525952.

The previous prime is 220112100067. The next prime is 220112100119. The reversal of 220112100091 is 190001211022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220112100091 - 2⁵ = 220112100059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220112100001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6602490 + ... + 6635743.

It is an arithmetic number, because the mean of its divisors is an integer number (29653644160).

Almost surely, 2^220112100091 is an apocalyptic number.

220112100091 is a deficient number, since it is larger than the sum of its proper divisors (17117053189).

220112100091 is a wasteful number, since it uses less digits than its factorization.

220112100091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13239525.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 220112100091 in words is "two hundred twenty billion, one hundred twelve million, one hundred thousand, ninety-one".