111220122120022 has 64 divisors (see below), whose sum is σ = 169597359360000. Its totient is φ = 54696445147008.

The previous prime is 111220122120013. The next prime is 111220122120061. The reversal of 111220122120022 is 220021221022111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50257622988 + ... + 50257625200.

It is an arithmetic number, because the mean of its divisors is an integer number (2649958740000).

Almost surely, 2^{111220122120022} is an apocalyptic number.

111220122120022 is a deficient number, since it is larger than the sum of its proper divisors (58377237239978).

111220122120022 is a wasteful number, since it uses less digits than its factorization.

111220122120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4765.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111220122120022 its reverse (220021221022111), we get a palindrome (331241343142133).

The spelling of 111220122120022 in words is "one hundred eleven trillion, two hundred twenty billion, one hundred twenty-two million, one hundred twenty thousand, twenty-two".