390229251311 has 2 divisors, whose sum is σ = 390229251312. Its totient is φ = 390229251310.

The previous prime is 390229251289. The next prime is 390229251371. The reversal of 390229251311 is 113152922093.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 390229251311 - 2¹⁰ = 390229250287 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (390229251371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195114625655 + 195114625656.

It is an arithmetic number, because the mean of its divisors is an integer number (195114625656).

Almost surely, 2^390229251311 is an apocalyptic number.

390229251311 is a deficient number, since it is larger than the sum of its proper divisors (1).

390229251311 is an equidigital number, since it uses as much as digits as its factorization.

390229251311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 38.

The spelling of 390229251311 in words is "three hundred ninety billion, two hundred twenty-nine million, two hundred fifty-one thousand, three hundred eleven".