201020112012102 has 32 divisors (see below), whose sum is σ = 408863597875200. Its totient is φ = 65869525766688.

The previous prime is 201020112012101. The next prime is 201020112012103. The reversal of 201020112012102 is 201210211020102.

201020112012102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201020112012101) and next prime (201020112012103).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201020112012101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9584424 + ... + 22223892.

It is an arithmetic number, because the mean of its divisors is an integer number (12776987433600).

Almost surely, 2^{201020112012102} is an apocalyptic number.

201020112012102 is an abundant number, since it is smaller than the sum of its proper divisors (207843485863098).

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

201020112012102 is a wasteful number, since it uses less digits than its factorization.

201020112012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12684460.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201020112012102 its reverse (201210211020102), we get a palindrome (402230323032204).

The spelling of 201020112012102 in words is "two hundred one trillion, twenty billion, one hundred twelve million, twelve thousand, one hundred two".