201113121310206 has 32 divisors (see below), whose sum is σ = 469068504518400. Its totient is φ = 57460891802328.

The previous prime is 201113121310187. The next prime is 201113121310223. The reversal of 201113121310206 is 602013121311102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48861300496 + ... + 48861304611.

It is an arithmetic number, because the mean of its divisors is an integer number (14658390766200).

Almost surely, 2^{201113121310206} is an apocalyptic number.

201113121310206 is an abundant number, since it is smaller than the sum of its proper divisors (267955383208194).

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

201113121310206 is an equidigital number, since it uses as much as digits as its factorization.

201113121310206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97722605133 (or 97722605119 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 201113121310206 its reverse (602013121311102), we get a palindrome (803126242621308).

The spelling of 201113121310206 in words is "two hundred one trillion, one hundred thirteen billion, one hundred twenty-one million, three hundred ten thousand, two hundred six".