310424020421 has 2 divisors, whose sum is σ = 310424020422. Its totient is φ = 310424020420.

The previous prime is 310424020399. The next prime is 310424020463. The reversal of 310424020421 is 124020424013.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288487152100 + 21936868321 = 537110^2 + 148111^2 .

It is a cyclic number.

It is not a de Polignac number, because 310424020421 - 2¹⁰ = 310424019397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (310424520421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155212010210 + 155212010211.

It is an arithmetic number, because the mean of its divisors is an integer number (155212010211).

Almost surely, 2^310424020421 is an apocalyptic number.

It is an amenable number.

310424020421 is a deficient number, since it is larger than the sum of its proper divisors (1).

310424020421 is an equidigital number, since it uses as much as digits as its factorization.

310424020421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 310424020421 its reverse (124020424013), we get a palindrome (434444444434).

The spelling of 310424020421 in words is "three hundred ten billion, four hundred twenty-four million, twenty thousand, four hundred twenty-one".