201000010121112 has 64 divisors (see below), whose sum is σ = 516091154605920. Its totient is φ = 65187923309568.

The previous prime is 201000010121089. The next prime is 201000010121123. The reversal of 201000010121112 is 211121010000102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43978158 + ... + 48332994.

Almost surely, 2^{201000010121112} is an apocalyptic number.

It is an amenable number.

201000010121112 is an abundant number, since it is smaller than the sum of its proper divisors (315091144484808).

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

201000010121112 is a wasteful number, since it uses less digits than its factorization.

201000010121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4406860 (or 4406856 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201000010121112 its reverse (211121010000102), we get a palindrome (412121020121214).

The spelling of 201000010121112 in words is "two hundred one trillion, ten million, one hundred twenty-one thousand, one hundred twelve".