302421213340 has 12 divisors (see below), whose sum is σ = 635084548056. Its totient is φ = 120968485328.

The previous prime is 302421213317. The next prime is 302421213371. The reversal of 302421213340 is 43312124203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7560530314 + ... + 7560530353.

It is an arithmetic number, because the mean of its divisors is an integer number (52923712338).

Almost surely, 2^302421213340 is an apocalyptic number.

It is an amenable number.

302421213340 is an abundant number, since it is smaller than the sum of its proper divisors (332663334716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

302421213340 is a wasteful number, since it uses less digits than its factorization.

302421213340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15121060676 (or 15121060674 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 302421213340 its reverse (43312124203), we get a palindrome (345733337543).

The spelling of 302421213340 in words is "three hundred two billion, four hundred twenty-one million, two hundred thirteen thousand, three hundred forty".