201141233391 has 16 divisors (see below), whose sum is σ = 319827055104. Its totient is φ = 109940549664.

The previous prime is 201141233389. The next prime is 201141233399. The reversal of 201141233391 is 193332141102.

It is not a de Polignac number, because 201141233391 - 2¹ = 201141233389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201141233399) 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, 208220256 + ... + 208221221.

It is an arithmetic number, because the mean of its divisors is an integer number (19989190944).

Almost surely, 2^201141233391 is an apocalyptic number.

201141233391 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

201141233391 is a deficient number, since it is larger than the sum of its proper divisors (118685821713).

201141233391 is a wasteful number, since it uses less digits than its factorization.

201141233391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416441510.

The product of its (nonzero) digits is 3888, while the sum is 30.

Adding to 201141233391 its reverse (193332141102), we get a palindrome (394473374493).

The spelling of 201141233391 in words is "two hundred one billion, one hundred forty-one million, two hundred thirty-three thousand, three hundred ninety-one".