111462512012 has 6 divisors (see below), whose sum is σ = 195059396028. Its totient is φ = 55731256004.

The previous prime is 111462511997. The next prime is 111462512039. The reversal of 111462512012 is 210215264111.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13932813998 + ... + 13932814005.

It is an arithmetic number, because the mean of its divisors is an integer number (32509899338).

Almost surely, 2^111462512012 is an apocalyptic number.

It is an amenable number.

111462512012 is a deficient number, since it is larger than the sum of its proper divisors (83596884016).

111462512012 is a wasteful number, since it uses less digits than its factorization.

111462512012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27865628007 (or 27865628005 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 111462512012 its reverse (210215264111), we get a palindrome (321677776123).

The spelling of 111462512012 in words is "one hundred eleven billion, four hundred sixty-two million, five hundred twelve thousand, twelve".