331340422244422 has 16 divisors (see below), whose sum is σ = 513105070027392. Its totient is φ = 160306687143360.

The previous prime is 331340422244401. The next prime is 331340422244459. The reversal of 331340422244422 is 224442224043133.

It is a super-2 number, since 2×331340422244422² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 321541773 + ... + 322570600.

It is an arithmetic number, because the mean of its divisors is an integer number (32069066876712).

Almost surely, 2^{331340422244422} is an apocalyptic number.

331340422244422 is a deficient number, since it is larger than the sum of its proper divisors (181764647782970).

331340422244422 is a wasteful number, since it uses less digits than its factorization.

331340422244422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644120703.

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 331340422244422 its reverse (224442224043133), we get a palindrome (555782646287555).

The spelling of 331340422244422 in words is "three hundred thirty-one trillion, three hundred forty billion, four hundred twenty-two million, two hundred forty-four thousand, four hundred twenty-two".