201112012001112 has 32 divisors (see below), whose sum is σ = 502785034298880. Its totient is φ = 67036670094240.

The previous prime is 201112012001111. The next prime is 201112012001189. The reversal of 201112012001112 is 211100210211102.

It is a happy number.

It is a super-2 number, since 2×201112012001112² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201112012001091 and 201112012001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201112012001111) 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, 39237988 + ... + 44066355.

It is an arithmetic number, because the mean of its divisors is an integer number (15712032321840).

Almost surely, 2^{201112012001112} is an apocalyptic number.

It is an amenable number.

201112012001112 is an abundant number, since it is smaller than the sum of its proper divisors (301673022297768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201112012001112 is a wasteful number, since it uses less digits than its factorization.

201112012001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83404943 (or 83404939 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201112012001112 its reverse (211100210211102), we get a palindrome (412212222212214).

The spelling of 201112012001112 in words is "two hundred one trillion, one hundred twelve billion, twelve million, one thousand, one hundred twelve".