111020200012 has 24 divisors (see below), whose sum is σ = 195461925120. Its totient is φ = 55174945680.

The previous prime is 111020199959. The next prime is 111020200061. The reversal of 111020200012 is 210002020111.

It is a super-3 number, since 3×111020200012³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314937 + ... + 566767.

It is an arithmetic number, because the mean of its divisors is an integer number (8144246880).

Almost surely, 2^111020200012 is an apocalyptic number.

It is an amenable number.

111020200012 is a deficient number, since it is larger than the sum of its proper divisors (84441725108).

111020200012 is a wasteful number, since it uses less digits than its factorization.

111020200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252501 (or 252499 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 111020200012 its reverse (210002020111), we get a palindrome (321022220123).

The spelling of 111020200012 in words is "one hundred eleven billion, twenty million, two hundred thousand, twelve".