111210220120022 has 8 divisors (see below), whose sum is σ = 166815527781576. Its totient is φ = 55605044192832.

The previous prime is 111210220119941. The next prime is 111210220120061. The reversal of 111210220120022 is 220021022012111.

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

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, 30795323 + ... + 34216550.

It is an arithmetic number, because the mean of its divisors is an integer number (20851940972697).

Almost surely, 2^{111210220120022} is an apocalyptic number.

111210220120022 is a deficient number, since it is larger than the sum of its proper divisors (55605307661554).

111210220120022 is an equidigital number, since it uses as much as digits as its factorization.

111210220120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65867182.

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

Adding to 111210220120022 its reverse (220021022012111), we get a palindrome (331231242132133).

The spelling of 111210220120022 in words is "one hundred eleven trillion, two hundred ten billion, two hundred twenty million, one hundred twenty thousand, twenty-two".