111101311122 has 32 divisors (see below), whose sum is σ = 229390133760. Its totient is φ = 35836056960.

The previous prime is 111101311117. The next prime is 111101311133. The reversal of 111101311122 is 221113101111.

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, 3314398 + ... + 3347750.

It is an arithmetic number, because the mean of its divisors is an integer number (7168441680).

Almost surely, 2^111101311122 is an apocalyptic number.

111101311122 is an abundant number, since it is smaller than the sum of its proper divisors (118288822638).

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

111101311122 is a wasteful number, since it uses less digits than its factorization.

111101311122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51298.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 111101311122 its reverse (221113101111), we get a palindrome (332214412233).

The spelling of 111101311122 in words is "one hundred eleven billion, one hundred one million, three hundred eleven thousand, one hundred twenty-two".