402220230319 has 2 divisors, whose sum is σ = 402220230320. Its totient is φ = 402220230318.

The previous prime is 402220230281. The next prime is 402220230341. The reversal of 402220230319 is 913032022204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402220230319 - 2¹³ = 402220222127 is a prime.

It is a super-2 number, since 2×402220230319² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402220230389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201110115159 + 201110115160.

It is an arithmetic number, because the mean of its divisors is an integer number (201110115160).

Almost surely, 2^402220230319 is an apocalyptic number.

402220230319 is a deficient number, since it is larger than the sum of its proper divisors (1).

402220230319 is an equidigital number, since it uses as much as digits as its factorization.

402220230319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

It can be divided in two parts, 4022 and 20230319, that added together give a triangular number (20234341 = T₆₃₆₁).

The spelling of 402220230319 in words is "four hundred two billion, two hundred twenty million, two hundred thirty thousand, three hundred nineteen".