201112121200012 has 24 divisors (see below), whose sum is σ = 385951486298112. Its totient is φ = 90935990067600.

The previous prime is 201112121199911. The next prime is 201112121200013. The reversal of 201112121200012 is 210002121211102.

It is a super-2 number, since 2×201112121200012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201112121200013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11965253448 + ... + 11965270255.

It is an arithmetic number, because the mean of its divisors is an integer number (16081311929088).

Almost surely, 2^{201112121200012} is an apocalyptic number.

201112121200012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201112121200012 is a deficient number, since it is larger than the sum of its proper divisors (184839365098100).

201112121200012 is a wasteful number, since it uses less digits than its factorization.

201112121200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23930523909 (or 23930523907 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201112121200012 its reverse (210002121211102), we get a palindrome (411114242411114).

The spelling of 201112121200012 in words is "two hundred one trillion, one hundred twelve billion, one hundred twenty-one million, two hundred thousand, twelve".