302243403020 has 24 divisors (see below), whose sum is σ = 683535081264. Its totient is φ = 111597564096.

The previous prime is 302243403017. The next prime is 302243403023. The reversal of 302243403020 is 20304342203.

It is an interprime number because it is at equal distance from previous prime (302243403017) and next prime (302243403023).

It is a super-2 number, since 2×302243403020² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (302243403023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581237054 + ... + 581237573.

It is an arithmetic number, because the mean of its divisors is an integer number (28480628386).

Almost surely, 2^302243403020 is an apocalyptic number.

It is an amenable number.

302243403020 is an abundant number, since it is smaller than the sum of its proper divisors (381291678244).

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

302243403020 is a wasteful number, since it uses less digits than its factorization.

302243403020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162474649 (or 1162474647 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 302243403020 its reverse (20304342203), we get a palindrome (322547745223).

The spelling of 302243403020 in words is "three hundred two billion, two hundred forty-three million, four hundred three thousand, twenty".