201001210001112 has 32 divisors (see below), whose sum is σ = 503951160542400. Its totient is φ = 66807318595104.

The previous prime is 201001210001099. The next prime is 201001210001161. The reversal of 201001210001112 is 211100012100102.

It is a super-2 number, since 2×201001210001112² (a number of 29 digits) contains 22 as substring.

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 (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12067787662 + ... + 12067804317.

It is an arithmetic number, because the mean of its divisors is an integer number (15748473766950).

Almost surely, 2^{201001210001112} is an apocalyptic number.

It is an amenable number.

201001210001112 is an abundant number, since it is smaller than the sum of its proper divisors (302949950541288).

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

201001210001112 is a wasteful number, since it uses less digits than its factorization.

201001210001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24135592335 (or 24135592331 counting only the distinct ones).

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

Adding to 201001210001112 its reverse (211100012100102), we get a palindrome (412101222101214).

The spelling of 201001210001112 in words is "two hundred one trillion, one billion, two hundred ten million, one thousand, one hundred twelve".