111011002122 has 16 divisors (see below), whose sum is σ = 222027426720. Its totient is φ = 37002763632.

The previous prime is 111011002051. The next prime is 111011002127. The reversal of 111011002122 is 221200110111.

It is a junction number, because it is equal to n+sod(n) for n = 111011002098 and 111011002107.

It is not an unprimeable number, because it can be changed into a prime (111011002127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70029 + ... + 476367.

It is an arithmetic number, because the mean of its divisors is an integer number (13876714170).

Almost surely, 2^111011002122 is an apocalyptic number.

111011002122 is an abundant number, since it is smaller than the sum of its proper divisors (111016424598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111011002122 is a wasteful number, since it uses less digits than its factorization.

111011002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451877.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111011002122 its reverse (221200110111), we get a palindrome (332211112233).

The spelling of 111011002122 in words is "one hundred eleven billion, eleven million, two thousand, one hundred twenty-two".