111220222022111 has 8 divisors (see below), whose sum is σ = 111356213861760. Its totient is φ = 111084232251672.

The previous prime is 111220222022069. The next prime is 111220222022177.

111220222022111 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111220222022111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111220222022011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125909300 + ... + 126789558.

It is an arithmetic number, because the mean of its divisors is an integer number (13919526732720).

Almost surely, 2^{111220222022111} is an apocalyptic number.

111220222022111 is a deficient number, since it is larger than the sum of its proper divisors (135991839649).

111220222022111 is an equidigital number, since it uses as much as digits as its factorization.

111220222022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034605.

The product of its (nonzero) digits is 128, while the sum is 20.

The spelling of 111220222022111 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred twenty-two million, twenty-two thousand, one hundred eleven".