201330279323 has 2 divisors, whose sum is σ = 201330279324. Its totient is φ = 201330279322.

The previous prime is 201330279313. The next prime is 201330279343. The reversal of 201330279323 is 323972033102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201330279323 - 2⁴ = 201330279307 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (201330279313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100665139661 + 100665139662.

It is an arithmetic number, because the mean of its divisors is an integer number (100665139662).

Almost surely, 2^201330279323 is an apocalyptic number.

201330279323 is a deficient number, since it is larger than the sum of its proper divisors (1).

201330279323 is an equidigital number, since it uses as much as digits as its factorization.

201330279323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 35.

The spelling of 201330279323 in words is "two hundred one billion, three hundred thirty million, two hundred seventy-nine thousand, three hundred twenty-three".