11221010022 has 16 divisors (see below), whose sum is σ = 22444133040. Its totient is φ = 3739984512.

The previous prime is 11221009997. The next prime is 11221010027. The reversal of 11221010022 is 22001012211.

It is a super-2 number, since 2×11221010022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221010027) 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, 14247 + ... + 150482.

It is an arithmetic number, because the mean of its divisors is an integer number (1402758315).

Almost surely, 2^11221010022 is an apocalyptic number.

11221010022 is an abundant number, since it is smaller than the sum of its proper divisors (11223123018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11221010022 is a wasteful number, since it uses less digits than its factorization.

11221010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176087.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11221010022 its reverse (22001012211), we get a palindrome (33222022233).

The spelling of 11221010022 in words is "eleven billion, two hundred twenty-one million, ten thousand, twenty-two".