111201220120022 has 8 divisors (see below), whose sum is σ = 166802027914416. Its totient is φ = 55600544148552.

The previous prime is 111201220120021. The next prime is 111201220120031. The reversal of 111201220120022 is 220021022102111.

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

It is a super-2 number, since 2×111201220120022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111201220120021) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 30819113 + ... + 34237700.

It is an arithmetic number, because the mean of its divisors is an integer number (20850253489302).

Almost surely, 2^{111201220120022} is an apocalyptic number.

111201220120022 is a deficient number, since it is larger than the sum of its proper divisors (55600807794394).

111201220120022 is an equidigital number, since it uses as much as digits as its factorization.

111201220120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65911462.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111201220120022 its reverse (220021022102111), we get a palindrome (331222242222133).

The spelling of 111201220120022 in words is "one hundred eleven trillion, two hundred one billion, two hundred twenty million, one hundred twenty thousand, twenty-two".