302242022213 has 12 divisors (see below), whose sum is σ = 314367197508. Its totient is φ = 290567249280.

The previous prime is 302242022209. The next prime is 302242022219. The reversal of 302242022213 is 312220242203.

It can be written as a sum of positive squares in 6 ways, for example, as 16147547329 + 286094474884 = 127073^2 + 534878^2 .

It is not a de Polignac number, because 302242022213 - 2² = 302242022209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302242022219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 575258 + ... + 967163.

It is an arithmetic number, because the mean of its divisors is an integer number (26197266459).

Almost surely, 2^302242022213 is an apocalyptic number.

It is an amenable number.

302242022213 is a deficient number, since it is larger than the sum of its proper divisors (12125175295).

302242022213 is a wasteful number, since it uses less digits than its factorization.

302242022213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542712 (or 1542683 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 302242022213 its reverse (312220242203), we get a palindrome (614462264416).

The spelling of 302242022213 in words is "three hundred two billion, two hundred forty-two million, twenty-two thousand, two hundred thirteen".