22019091022 has 4 divisors (see below), whose sum is σ = 33028636536. Its totient is φ = 11009545510.

The previous prime is 22019091011. The next prime is 22019091023.

22019091022 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22019091023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5504772754 + ... + 5504772757.

It is an arithmetic number, because the mean of its divisors is an integer number (8257159134).

Almost surely, 2^22019091022 is an apocalyptic number.

22019091022 is a deficient number, since it is larger than the sum of its proper divisors (11009545514).

22019091022 is a wasteful number, since it uses less digits than its factorization.

22019091022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11009545513.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 22019091022 in words is "twenty-two billion, nineteen million, ninety-one thousand, twenty-two".