111220022195 has 4 divisors (see below), whose sum is σ = 133464026640. Its totient is φ = 88976017752.

The previous prime is 111220022143. The next prime is 111220022209. The reversal of 111220022195 is 591220022111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111220022195 - 2³⁶ = 42500545459 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 11122002215 + ... + 11122002224.

It is an arithmetic number, because the mean of its divisors is an integer number (33366006660).

Almost surely, 2^111220022195 is an apocalyptic number.

111220022195 is a deficient number, since it is larger than the sum of its proper divisors (22244004445).

111220022195 is an equidigital number, since it uses as much as digits as its factorization.

111220022195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22244004444.

The product of its (nonzero) digits is 720, while the sum is 26.

The spelling of 111220022195 in words is "one hundred eleven billion, two hundred twenty million, twenty-two thousand, one hundred ninety-five".