201020112011202 has 96 divisors (see below), whose sum is σ = 444243325901760. Its totient is φ = 60593881497600.

The previous prime is 201020112011129. The next prime is 201020112011203. The reversal of 201020112011202 is 202110211020102.

It is a super-3 number, since 3×201020112011202³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (201020112011203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1636656949 + ... + 1636779767.

It is an arithmetic number, because the mean of its divisors is an integer number (4627534644810).

Almost surely, 2^{201020112011202} is an apocalyptic number.

201020112011202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 201020112011202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222121662950880).

201020112011202 is an abundant number, since it is smaller than the sum of its proper divisors (243223213890558).

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

201020112011202 is a wasteful number, since it uses less digits than its factorization.

201020112011202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134720 (or 134709 counting only the distinct ones).

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

Adding to 201020112011202 its reverse (202110211020102), we get a palindrome (403130323031304).

The spelling of 201020112011202 in words is "two hundred one trillion, twenty billion, one hundred twelve million, eleven thousand, two hundred two".