111001021002122 has 16 divisors (see below), whose sum is σ = 169721557453152. Its totient is φ = 54437439733200.

The previous prime is 111001021002097. The next prime is 111001021002163. The reversal of 111001021002122 is 221200120100111.

It is a junction number, because it is equal to n+sod(n) for n = 111001021002097 and 111001021002106.

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, 2567782148 + ... + 2567825375.

It is an arithmetic number, because the mean of its divisors is an integer number (10607597340822).

Almost surely, 2^{111001021002122} is an apocalyptic number.

111001021002122 is a deficient number, since it is larger than the sum of its proper divisors (58720536451030).

111001021002122 is a wasteful number, since it uses less digits than its factorization.

111001021002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5135607733.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111001021002122 its reverse (221200120100111), we get a palindrome (332201141102233).

The spelling of 111001021002122 in words is "one hundred eleven trillion, one billion, twenty-one million, two thousand, one hundred twenty-two".