302021134212 has 24 divisors (see below), whose sum is σ = 805389691456. Its totient is φ = 86291752608.

The previous prime is 302021134187. The next prime is 302021134271. The reversal of 302021134212 is 212431120203.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1797744763 + ... + 1797744930.

Almost surely, 2^302021134212 is an apocalyptic number.

It is an amenable number.

302021134212 is an abundant number, since it is smaller than the sum of its proper divisors (503368557244).

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

302021134212 is a wasteful number, since it uses less digits than its factorization.

302021134212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595489707 (or 3595489705 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 302021134212 its reverse (212431120203), we get a palindrome (514452254415).

The spelling of 302021134212 in words is "three hundred two billion, twenty-one million, one hundred thirty-four thousand, two hundred twelve".