11122002221022 has 128 divisors (see below), whose sum is σ = 32626805806080. Its totient is φ = 2718900449280.

The previous prime is 11122002220991. The next prime is 11122002221053. The reversal of 11122002221022 is 22012220022111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11122002220991) and next prime (11122002221053).

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 = 11122002220986 and 11122002221004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 78601203 + ... + 78742574.

It is an arithmetic number, because the mean of its divisors is an integer number (254896920360).

Almost surely, 2^{11122002221022} is an apocalyptic number.

11122002221022 is an abundant number, since it is smaller than the sum of its proper divisors (21504803585058).

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

11122002221022 is a wasteful number, since it uses less digits than its factorization.

11122002221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157343823 (or 157343817 counting only the distinct ones).

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

Adding to 11122002221022 its reverse (22012220022111), we get a palindrome (33134222243133).

Subtracting 11122002221022 from its reverse (22012220022111), we obtain a square (10890217801089 = 3300033²).

The spelling of 11122002221022 in words is "eleven trillion, one hundred twenty-two billion, two million, two hundred twenty-one thousand, twenty-two".