111220101210022 has 24 divisors (see below), whose sum is σ = 194112208708776. Its totient is φ = 47654832482208.

The previous prime is 111220101209953. The next prime is 111220101210041. The reversal of 111220101210022 is 220012101022111.

It is a junction number, because it is equal to n+sod(n) for n = 111220101209978 and 111220101210005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129631903 + ... + 130487050.

It is an arithmetic number, because the mean of its divisors is an integer number (8088008696199).

Almost surely, 2^{111220101210022} is an apocalyptic number.

111220101210022 is a deficient number, since it is larger than the sum of its proper divisors (82892107498754).

111220101210022 is a wasteful number, since it uses less digits than its factorization.

111220101210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260123332 (or 260123325 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111220101210022 its reverse (220012101022111), we get a palindrome (331232202232133).

The spelling of 111220101210022 in words is "one hundred eleven trillion, two hundred twenty billion, one hundred one million, two hundred ten thousand, twenty-two".