201112100012 has 24 divisors (see below), whose sum is σ = 356132001792. Its totient is φ = 99367074000.

The previous prime is 201112100003. The next prime is 201112100041. The reversal of 201112100012 is 210001211102.

It is a junction number, because it is equal to n+sod(n) for n = 201112099966 and 201112100002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756278 + ... + 987005.

It is an arithmetic number, because the mean of its divisors is an integer number (14838833408).

Almost surely, 2^201112100012 is an apocalyptic number.

It is an amenable number.

201112100012 is a deficient number, since it is larger than the sum of its proper divisors (155019901780).

201112100012 is a wasteful number, since it uses less digits than its factorization.

201112100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743629 (or 1743627 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201112100012 its reverse (210001211102), we get a palindrome (411113311114).

The spelling of 201112100012 in words is "two hundred one billion, one hundred twelve million, one hundred thousand, twelve".