11201222022 has 16 divisors (see below), whose sum is σ = 22458315312. Its totient is φ = 3724428800.

The previous prime is 11201221883. The next prime is 11201222023. The reversal of 11201222022 is 22022210211.

It is a super-2 number, since 2×11201222022² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11201221992 and 11201222010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201222023) 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, 2325363 + ... + 2330174.

It is an arithmetic number, because the mean of its divisors is an integer number (1403644707).

Almost surely, 2^11201222022 is an apocalyptic number.

11201222022 is an abundant number, since it is smaller than the sum of its proper divisors (11257093290).

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

11201222022 is a wasteful number, since it uses less digits than its factorization.

11201222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4655943.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11201222022 its reverse (22022210211), we get a palindrome (33223432233).

The spelling of 11201222022 in words is "eleven billion, two hundred one million, two hundred twenty-two thousand, twenty-two".