201311232341 has 2 divisors, whose sum is σ = 201311232342. Its totient is φ = 201311232340.

The previous prime is 201311232301. The next prime is 201311232373. The reversal of 201311232341 is 143232113102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169393980625 + 31917251716 = 411575^2 + 178654^2 .

It is a cyclic number.

It is not a de Polignac number, because 201311232341 - 2⁶ = 201311232277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201311232301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100655616170 + 100655616171.

It is an arithmetic number, because the mean of its divisors is an integer number (100655616171).

Almost surely, 2^201311232341 is an apocalyptic number.

It is an amenable number.

201311232341 is a deficient number, since it is larger than the sum of its proper divisors (1).

201311232341 is an equidigital number, since it uses as much as digits as its factorization.

201311232341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 201311232341 its reverse (143232113102), we get a palindrome (344543345443).

The spelling of 201311232341 in words is "two hundred one billion, three hundred eleven million, two hundred thirty-two thousand, three hundred forty-one".