201112220012 has 24 divisors (see below), whose sum is σ = 383983415760. Its totient is φ = 91404668160.

The previous prime is 201112220003. The next prime is 201112220027. The reversal of 201112220012 is 210022211102.

It is a super-2 number, since 2×201112220012² (a number of 23 digits) contains 22 as substring.

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, 166064 + ... + 655592.

It is an arithmetic number, because the mean of its divisors is an integer number (15999308990).

Almost surely, 2^201112220012 is an apocalyptic number.

201112220012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201112220012 is a deficient number, since it is larger than the sum of its proper divisors (182871195748).

201112220012 is a wasteful number, since it uses less digits than its factorization.

201112220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498881 (or 498879 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201112220012 its reverse (210022211102), we get a palindrome (411134431114).

It can be divided in two parts, 201112 and 220012, that added together give a palindrome (421124).

The spelling of 201112220012 in words is "two hundred one billion, one hundred twelve million, two hundred twenty thousand, twelve".