11221102022022 has 64 divisors (see below), whose sum is σ = 24960635032320. Its totient is φ = 3736641196800.

The previous prime is 11221102022003. The next prime is 11221102022029. The reversal of 11221102022022 is 22022020112211.

It is a happy number.

11221102022022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11221102021986 and 11221102022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221102022029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 251340822 + ... + 251385462.

It is an arithmetic number, because the mean of its divisors is an integer number (390009922380).

Almost surely, 2^{11221102022022} is an apocalyptic number.

11221102022022 is an abundant number, since it is smaller than the sum of its proper divisors (13739533010298).

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

11221102022022 is a wasteful number, since it uses less digits than its factorization.

11221102022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49186 (or 49180 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11221102022022 its reverse (22022020112211), we get a palindrome (33243122134233).

The spelling of 11221102022022 in words is "eleven trillion, two hundred twenty-one billion, one hundred two million, twenty-two thousand, twenty-two".