111201002122 has 16 divisors (see below), whose sum is σ = 190657471680. Its totient is φ = 47650776768.

The previous prime is 111201002119. The next prime is 111201002141. The reversal of 111201002122 is 221200102111.

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, 463972 + ... + 661567.

It is an arithmetic number, because the mean of its divisors is an integer number (11916091980).

Almost surely, 2^111201002122 is an apocalyptic number.

111201002122 is a deficient number, since it is larger than the sum of its proper divisors (79456469558).

111201002122 is a wasteful number, since it uses less digits than its factorization.

111201002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132605.

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

Adding to 111201002122 its reverse (221200102111), we get a palindrome (332401104233).

The spelling of 111201002122 in words is "one hundred eleven billion, two hundred one million, two thousand, one hundred twenty-two".