11222012111022 has 32 divisors (see below), whose sum is σ = 24938209568160. Its totient is φ = 3740609972160.

The previous prime is 11222012111021. The next prime is 11222012111047. The reversal of 11222012111022 is 22011121022211.

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 = 11222012110986 and 11222012111004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222012111021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1733488 + ... + 5044700.

It is an arithmetic number, because the mean of its divisors is an integer number (779319049005).

Almost surely, 2^{11222012111022} is an apocalyptic number.

11222012111022 is an abundant number, since it is smaller than the sum of its proper divisors (13716197457138).

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

11222012111022 is a wasteful number, since it uses less digits than its factorization.

11222012111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373985 (or 3373979 counting only the distinct ones).

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

Adding to 11222012111022 its reverse (22011121022211), we get a palindrome (33233133133233).

The spelling of 11222012111022 in words is "eleven trillion, two hundred twenty-two billion, twelve million, one hundred eleven thousand, twenty-two".