201044320231 has 2 divisors, whose sum is σ = 201044320232. Its totient is φ = 201044320230.

The previous prime is 201044320121. The next prime is 201044320237. The reversal of 201044320231 is 132023440102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201044320231 - 2¹⁵ = 201044287463 is a prime.

It is a super-2 number, since 2×201044320231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201044320237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522160115 + 100522160116.

It is an arithmetic number, because the mean of its divisors is an integer number (100522160116).

Almost surely, 2^201044320231 is an apocalyptic number.

201044320231 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044320231 is an equidigital number, since it uses as much as digits as its factorization.

201044320231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 201044320231 its reverse (132023440102), we get a palindrome (333067760333).

The spelling of 201044320231 in words is "two hundred one billion, forty-four million, three hundred twenty thousand, two hundred thirty-one".