111022121122 has 32 divisors (see below), whose sum is σ = 183526383744. Its totient is φ = 49949952000.

The previous prime is 111022121081. The next prime is 111022121131. The reversal of 111022121122 is 221121220111.

It is a super-2 number, since 2×111022121122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111022121096 and 111022121105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11089443 + ... + 11099449.

It is an arithmetic number, because the mean of its divisors is an integer number (5735199492).

Almost surely, 2^111022121122 is an apocalyptic number.

111022121122 is a deficient number, since it is larger than the sum of its proper divisors (72504262622).

111022121122 is a wasteful number, since it uses less digits than its factorization.

111022121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15114.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111022121122 its reverse (221121220111), we get a palindrome (332143341233).

The spelling of 111022121122 in words is "one hundred eleven billion, twenty-two million, one hundred twenty-one thousand, one hundred twenty-two".