111223314121 has 16 divisors (see below), whose sum is σ = 113139317376. Its totient is φ = 109317600000.

The previous prime is 111223314017. The next prime is 111223314127. The reversal of 111223314121 is 121413322111.

It is a cyclic number.

It is not a de Polignac number, because 111223314121 - 2³³ = 102633379529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111223314092 and 111223314101.

It is not an unprimeable number, because it can be changed into a prime (111223314127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46130406 + ... + 46132816.

It is an arithmetic number, because the mean of its divisors is an integer number (7071207336).

Almost surely, 2^111223314121 is an apocalyptic number.

It is an amenable number.

111223314121 is a deficient number, since it is larger than the sum of its proper divisors (1916003255).

111223314121 is a wasteful number, since it uses less digits than its factorization.

111223314121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224.

The product of its digits is 288, while the sum is 22.

Adding to 111223314121 its reverse (121413322111), we get a palindrome (232636636232).

The spelling of 111223314121 in words is "one hundred eleven billion, two hundred twenty-three million, three hundred fourteen thousand, one hundred twenty-one".