11112002220022 has 16 divisors (see below), whose sum is σ = 18187411900752. Its totient is φ = 5049761338720.

The previous prime is 11112002220017. The next prime is 11112002220023. The reversal of 11112002220022 is 22002220021111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11112002219978 and 11112002220005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112002220023) 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, 57339133 + ... + 57532600.

It is an arithmetic number, because the mean of its divisors is an integer number (1136713243797).

Almost surely, 2^{11112002220022} is an apocalyptic number.

11112002220022 is a deficient number, since it is larger than the sum of its proper divisors (7075409680730).

11112002220022 is a wasteful number, since it uses less digits than its factorization.

11112002220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114876143.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11112002220022 its reverse (22002220021111), we get a palindrome (33114222241133).

Subtracting 11112002220022 from its reverse (22002220021111), we obtain a square (10890217801089 = 3300033²).

The spelling of 11112002220022 in words is "eleven trillion, one hundred twelve billion, two million, two hundred twenty thousand, twenty-two".