11211122212022 has 16 divisors (see below), whose sum is σ = 17194523371920. Its totient is φ = 5480361880032.

The previous prime is 11211122212007. The next prime is 11211122212027. The reversal of 11211122212022 is 22021222111211.

It is a super-2 number, since 2×11211122212022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11211122211985 and 11211122212003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211122212027) 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, 186834497 + ... + 186894492.

It is an arithmetic number, because the mean of its divisors is an integer number (1074657710745).

Almost surely, 2^{11211122212022} is an apocalyptic number.

11211122212022 is a deficient number, since it is larger than the sum of its proper divisors (5983401159898).

11211122212022 is a wasteful number, since it uses less digits than its factorization.

11211122212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373729327.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11211122212022 its reverse (22021222111211), we get a palindrome (33232344323233).

The spelling of 11211122212022 in words is "eleven trillion, two hundred eleven billion, one hundred twenty-two million, two hundred twelve thousand, twenty-two".