12002022091 has 8 divisors (see below), whose sum is σ = 12251885040. Its totient is φ = 11753026272.

The previous prime is 12002022061. The next prime is 12002022101. The reversal of 12002022091 is 19022020021.

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 12002022091 - 2²¹ = 11999924939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12002022061) 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, 188776 + ... + 244213.

It is an arithmetic number, because the mean of its divisors is an integer number (1531485630).

Almost surely, 2^12002022091 is an apocalyptic number.

12002022091 is a deficient number, since it is larger than the sum of its proper divisors (249862949).

12002022091 is an equidigital number, since it uses as much as digits as its factorization.

12002022091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433565.

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 12002022091 in words is "twelve billion, two million, twenty-two thousand, ninety-one".