111101220020022 has 16 divisors (see below), whose sum is σ = 222242614114752. Its totient is φ = 37027044327560.

The previous prime is 111101220020003. The next prime is 111101220020041. The reversal of 111101220020022 is 220020022101111.

It is an interprime number because it is at equal distance from previous prime (111101220020003) and next prime (111101220020041).

It is a junction number, because it is equal to n+sod(n) for n = 111101220019983 and 111101220020010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1673883828 + ... + 1673950199.

It is an arithmetic number, because the mean of its divisors is an integer number (13890163382172).

Almost surely, 2^{111101220020022} is an apocalyptic number.

111101220020022 is an abundant number, since it is smaller than the sum of its proper divisors (111141394094730).

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

111101220020022 is a wasteful number, since it uses less digits than its factorization.

111101220020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347839563.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111101220020022 its reverse (220020022101111), we get a palindrome (331121242121133).

The spelling of 111101220020022 in words is "one hundred eleven trillion, one hundred one billion, two hundred twenty million, twenty thousand, twenty-two".