201131111231301 has 16 divisors (see below), whose sum is σ = 268204058478720. Its totient is φ = 134072786544960.

The previous prime is 201131111231293. The next prime is 201131111231333. The reversal of 201131111231301 is 103132111131102.

It is not a de Polignac number, because 201131111231301 - 2³ = 201131111231293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201131111232301) 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, 1265047231 + ... + 1265206211.

It is an arithmetic number, because the mean of its divisors is an integer number (16762753654920).

Almost surely, 2^{201131111231301} is an apocalyptic number.

It is an amenable number.

201131111231301 is a deficient number, since it is larger than the sum of its proper divisors (67072947247419).

201131111231301 is a wasteful number, since it uses less digits than its factorization.

201131111231301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202316.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 201131111231301 its reverse (103132111131102), we get a palindrome (304263222362403).

The spelling of 201131111231301 in words is "two hundred one trillion, one hundred thirty-one billion, one hundred eleven million, two hundred thirty-one thousand, three hundred one".