22133433091 has 16 divisors (see below), whose sum is σ = 27676846080. Its totient is φ = 17195633280.

The previous prime is 22133433061. The next prime is 22133433097. The reversal of 22133433091 is 19033433122.

It is not a de Polignac number, because 22133433091 - 2⁵ = 22133433059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22133433097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400531 + ... + 452428.

It is an arithmetic number, because the mean of its divisors is an integer number (1729802880).

Almost surely, 2^22133433091 is an apocalyptic number.

22133433091 is a deficient number, since it is larger than the sum of its proper divisors (5543412989).

22133433091 is a wasteful number, since it uses less digits than its factorization.

22133433091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853314.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 22133433091 its sum of digits (31), we get a palindrome (22133433122).

The spelling of 22133433091 in words is "twenty-two billion, one hundred thirty-three million, four hundred thirty-three thousand, ninety-one".