111020234012 has 12 divisors (see below), whose sum is σ = 194459352360. Its totient is φ = 55460419056.

The previous prime is 111020233991. The next prime is 111020234029. The reversal of 111020234012 is 210432020111.

It is a super-2 number, since 2×111020234012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12419462 + ... + 12428397.

It is an arithmetic number, because the mean of its divisors is an integer number (16204946030).

Almost surely, 2^111020234012 is an apocalyptic number.

It is an amenable number.

111020234012 is a deficient number, since it is larger than the sum of its proper divisors (83439118348).

111020234012 is a wasteful number, since it uses less digits than its factorization.

111020234012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24848980 (or 24848978 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 111020234012 its reverse (210432020111), we get a palindrome (321452254123).

The spelling of 111020234012 in words is "one hundred eleven billion, twenty million, two hundred thirty-four thousand, twelve".