111020122012 has 6 divisors (see below), whose sum is σ = 194285213528. Its totient is φ = 55510061004.

The previous prime is 111020122007. The next prime is 111020122019. The reversal of 111020122012 is 210221020111.

It is a junction number, because it is equal to n+sod(n) for n = 111020121983 and 111020122001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020122019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13877515248 + ... + 13877515255.

Almost surely, 2^111020122012 is an apocalyptic number.

It is an amenable number.

111020122012 is a deficient number, since it is larger than the sum of its proper divisors (83265091516).

111020122012 is a wasteful number, since it uses less digits than its factorization.

111020122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27755030507 (or 27755030505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111020122012 its reverse (210221020111), we get a palindrome (321241142123).

The spelling of 111020122012 in words is "one hundred eleven billion, twenty million, one hundred twenty-two thousand, twelve".