111222222022 has 8 divisors (see below), whose sum is σ = 168363914400. Its totient is φ = 55100917224.

The previous prime is 111222222017. The next prime is 111222222047. The reversal of 111222222022 is 220222222111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×111222222022² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255096622 + ... + 255097057.

It is an arithmetic number, because the mean of its divisors is an integer number (21045489300).

Almost surely, 2^111222222022 is an apocalyptic number.

111222222022 is a deficient number, since it is larger than the sum of its proper divisors (57141692378).

111222222022 is a wasteful number, since it uses less digits than its factorization.

111222222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510193790.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 111222222022 its reverse (220222222111), we get a palindrome (331444444133).

The spelling of 111222222022 in words is "one hundred eleven billion, two hundred twenty-two million, two hundred twenty-two thousand, twenty-two".