111024143212 has 24 divisors (see below), whose sum is σ = 201082981680. Its totient is φ = 53599779840.

The previous prime is 111024143119. The next prime is 111024143231. The reversal of 111024143212 is 212341420111.

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 in 7 ways as a sum of consecutive naturals, for example, 3473662 + ... + 3505477.

It is an arithmetic number, because the mean of its divisors is an integer number (8378457570).

Almost surely, 2^111024143212 is an apocalyptic number.

It is an amenable number.

111024143212 is a deficient number, since it is larger than the sum of its proper divisors (90058838468).

111024143212 is a wasteful number, since it uses less digits than its factorization.

111024143212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6979281 (or 6979279 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 111024143212 its reverse (212341420111), we get a palindrome (323365563323).

The spelling of 111024143212 in words is "one hundred eleven billion, twenty-four million, one hundred forty-three thousand, two hundred twelve".