22122110211022 has 4 divisors (see below), whose sum is σ = 33183165316536. Its totient is φ = 11061055105510.

The previous prime is 22122110211001. The next prime is 22122110211259. The reversal of 22122110211022 is 22011201122122.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5530527552754 + ... + 5530527552757.

It is an arithmetic number, because the mean of its divisors is an integer number (8295791329134).

Almost surely, 2^{22122110211022} is an apocalyptic number.

22122110211022 is a deficient number, since it is larger than the sum of its proper divisors (11061055105514).

22122110211022 is a wasteful number, since it uses less digits than its factorization.

22122110211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11061055105513.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22122110211022 its reverse (22011201122122), we get a palindrome (44133311333144).

The spelling of 22122110211022 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred ten million, two hundred eleven thousand, twenty-two".