304222140422331 has 32 divisors (see below), whose sum is σ = 437596432257600. Its totient is φ = 187281702825984.

The previous prime is 304222140422303. The next prime is 304222140422353. The reversal of 304222140422331 is 133224041222403.

It is a happy number.

It is not a de Polignac number, because 304222140422331 - 2¹⁸ = 304222140160187 is a prime.

It is a super-2 number, since 2×304222140422331² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304222140422292 and 304222140422301.

It is not an unprimeable number, because it can be changed into a prime (304222140422531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 642193345 + ... + 642666893.

It is an arithmetic number, because the mean of its divisors is an integer number (13674888508050).

Almost surely, 2^{304222140422331} is an apocalyptic number.

304222140422331 is a deficient number, since it is larger than the sum of its proper divisors (133374291835269).

304222140422331 is a wasteful number, since it uses less digits than its factorization.

304222140422331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711295.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 304222140422331 its reverse (133224041222403), we get a palindrome (437446181644734).

The spelling of 304222140422331 in words is "three hundred four trillion, two hundred twenty-two billion, one hundred forty million, four hundred twenty-two thousand, three hundred thirty-one".