201340232407 has 2 divisors, whose sum is σ = 201340232408. Its totient is φ = 201340232406.

The previous prime is 201340232399. The next prime is 201340232437. The reversal of 201340232407 is 704232043102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201340232407 - 2³ = 201340232399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201340232437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100670116203 + 100670116204.

It is an arithmetic number, because the mean of its divisors is an integer number (100670116204).

Almost surely, 2^201340232407 is an apocalyptic number.

201340232407 is a deficient number, since it is larger than the sum of its proper divisors (1).

201340232407 is an equidigital number, since it uses as much as digits as its factorization.

201340232407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 201340232407 its reverse (704232043102), we get a palindrome (905572275509).

The spelling of 201340232407 in words is "two hundred one billion, three hundred forty million, two hundred thirty-two thousand, four hundred seven".