302421440142112 has 12 divisors (see below), whose sum is σ = 595392210279846. Its totient is φ = 151210720071040.

The previous prime is 302421440142109. The next prime is 302421440142119. The reversal of 302421440142112 is 211241044124203.

It can be written as a sum of positive squares in only one way, i.e., 269987093888656 + 32434346253456 = 16431284^2 + 5695116^2 .

It is not an unprimeable number, because it can be changed into a prime (302421440142119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4725335002189 + ... + 4725335002252.

Almost surely, 2^{302421440142112} is an apocalyptic number.

302421440142112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

302421440142112 is a deficient number, since it is larger than the sum of its proper divisors (292970770137734).

302421440142112 is an equidigital number, since it uses as much as digits as its factorization.

302421440142112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9450670004451 (or 9450670004443 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 302421440142112 its reverse (211241044124203), we get a palindrome (513662484266315).

The spelling of 302421440142112 in words is "three hundred two trillion, four hundred twenty-one billion, four hundred forty million, one hundred forty-two thousand, one hundred twelve".