302421440142052 has 48 divisors (see below), whose sum is σ = 673294486435200. Its totient is φ = 117826535114400.

The previous prime is 302421440142049. The next prime is 302421440142071. The reversal of 302421440142052 is 250241044124203.

It is a junction number, because it is equal to n+sod(n) for n = 302421440141999 and 302421440142017.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10019248099 + ... + 10019278282.

It is an arithmetic number, because the mean of its divisors is an integer number (14026968467400).

Almost surely, 2^{302421440142052} is an apocalyptic number.

It is an amenable number.

302421440142052 is an abundant number, since it is smaller than the sum of its proper divisors (370873046293148).

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

302421440142052 is a wasteful number, since it uses less digits than its factorization.

302421440142052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20038526417 (or 20038526401 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 302421440142052 its reverse (250241044124203), we get a palindrome (552662484266255).

The spelling of 302421440142052 in words is "three hundred two trillion, four hundred twenty-one billion, four hundred forty million, one hundred forty-two thousand, fifty-two".