22032130091 has 4 divisors (see below), whose sum is σ = 22035444384. Its totient is φ = 22028815800.

The previous prime is 22032130037. The next prime is 22032130103. The reversal of 22032130091 is 19003123022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22032130091 - 2¹⁸ = 22031867947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22032130291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1647155 + ... + 1660476.

It is an arithmetic number, because the mean of its divisors is an integer number (5508861096).

Almost surely, 2^22032130091 is an apocalyptic number.

22032130091 is a deficient number, since it is larger than the sum of its proper divisors (3314293).

22032130091 is an equidigital number, since it uses as much as digits as its factorization.

22032130091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314292.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 22032130091 in words is "twenty-two billion, thirty-two million, one hundred thirty thousand, ninety-one".