111322012 has 24 divisors (see below), whose sum is σ = 200135936. Its totient is φ = 54150768.

The previous prime is 111321971. The next prime is 111322021. The reversal of 111322012 is 210223111.

It is a junction number, because it is equal to n+sod(n) for n = 111321983 and 111322001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47533 + ... + 49819.

Almost surely, 2^111322012 is an apocalyptic number.

It is an amenable number.

111322012 is a deficient number, since it is larger than the sum of its proper divisors (88813924).

111322012 is a wasteful number, since it uses less digits than its factorization.

111322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2617 (or 2615 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 111322012 is about 10550.9246988119. The cubic root of 111322012 is about 481.0538362379.

Adding to 111322012 its reverse (210223111), we get a palindrome (321545123).

The spelling of 111322012 in words is "one hundred eleven million, three hundred twenty-two thousand, twelve".