11211110222022 has 24 divisors (see below), whose sum is σ = 25569198752760. Its totient is φ = 3540350596320.

The previous prime is 11211110222017. The next prime is 11211110222063. The reversal of 11211110222022 is 22022201111211.

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 = 11211110221986 and 11211110222004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16390511679 + ... + 16390512362.

It is an arithmetic number, because the mean of its divisors is an integer number (1065383281365).

Almost surely, 2^{11211110222022} is an apocalyptic number.

11211110222022 is an abundant number, since it is smaller than the sum of its proper divisors (14358088530738).

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

11211110222022 is a wasteful number, since it uses less digits than its factorization.

11211110222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32781024068 (or 32781024065 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11211110222022 its reverse (22022201111211), we get a palindrome (33233311333233).

The spelling of 11211110222022 in words is "eleven trillion, two hundred eleven billion, one hundred ten million, two hundred twenty-two thousand, twenty-two".