111020201122 has 16 divisors (see below), whose sum is σ = 176519803392. Its totient is φ = 52187437120.

The previous prime is 111020201099. The next prime is 111020201143. The reversal of 111020201122 is 221102020111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1761178 + ... + 1823125.

It is an arithmetic number, because the mean of its divisors is an integer number (11032487712).

Almost surely, 2^111020201122 is an apocalyptic number.

111020201122 is a deficient number, since it is larger than the sum of its proper divisors (65499602270).

111020201122 is a wasteful number, since it uses less digits than its factorization.

111020201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3585233.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111020201122 its reverse (221102020111), we get a palindrome (332122221233).

The spelling of 111020201122 in words is "one hundred eleven billion, twenty million, two hundred one thousand, one hundred twenty-two".