201020020012112 has 160 divisors (see below), whose sum is σ = 474532476192000. Its totient is φ = 80527576817664.

The previous prime is 201020020012079. The next prime is 201020020012127. The reversal of 201020020012112 is 211210020020102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2054761214 + ... + 2054859042.

It is an arithmetic number, because the mean of its divisors is an integer number (2965827976200).

Almost surely, 2^{201020020012112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201020020012112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237266238096000).

201020020012112 is an abundant number, since it is smaller than the sum of its proper divisors (273512456179888).

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

201020020012112 is a wasteful number, since it uses less digits than its factorization.

201020020012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105253 (or 105247 counting only the distinct ones).

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

Adding to 201020020012112 its reverse (211210020020102), we get a palindrome (412230040032214).

The spelling of 201020020012112 in words is "two hundred one trillion, twenty billion, twenty million, twelve thousand, one hundred twelve".