305440302022 has 4 divisors (see below), whose sum is σ = 458160453036. Its totient is φ = 152720151010.

The previous prime is 305440302017. The next prime is 305440302073. The reversal of 305440302022 is 220203044503.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76360075504 + ... + 76360075507.

It is an arithmetic number, because the mean of its divisors is an integer number (114540113259).

Almost surely, 2^305440302022 is an apocalyptic number.

305440302022 is a deficient number, since it is larger than the sum of its proper divisors (152720151014).

305440302022 is a wasteful number, since it uses less digits than its factorization.

305440302022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152720151013.

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 305440302022 its reverse (220203044503), we get a palindrome (525643346525).

The spelling of 305440302022 in words is "three hundred five billion, four hundred forty million, three hundred two thousand, twenty-two".