311430301420223 has 2 divisors, whose sum is σ = 311430301420224. Its totient is φ = 311430301420222.

The previous prime is 311430301420171. The next prime is 311430301420229. The reversal of 311430301420223 is 322024103034113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311430301420223 - 2¹⁴ = 311430301403839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311430301420229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155715150710111 + 155715150710112.

It is an arithmetic number, because the mean of its divisors is an integer number (155715150710112).

Almost surely, 2^{311430301420223} is an apocalyptic number.

311430301420223 is a deficient number, since it is larger than the sum of its proper divisors (1).

311430301420223 is an equidigital number, since it uses as much as digits as its factorization.

311430301420223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 311430301420223 its reverse (322024103034113), we get a palindrome (633454404454336).

The spelling of 311430301420223 in words is "three hundred eleven trillion, four hundred thirty billion, three hundred one million, four hundred twenty thousand, two hundred twenty-three".