122223077456 has 20 divisors (see below), whose sum is σ = 240820896000. Its totient is φ = 60075749472.

The previous prime is 122223077419. The next prime is 122223077497. The reversal of 122223077456 is 654770322221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64735856 + ... + 64737743.

It is an arithmetic number, because the mean of its divisors is an integer number (12041044800).

Almost surely, 2^122223077456 is an apocalyptic number.

122223077456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122223077456 is a deficient number, since it is larger than the sum of its proper divisors (118597818544).

122223077456 is a wasteful number, since it uses less digits than its factorization.

122223077456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129473666 (or 129473660 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

Adding to 122223077456 its reverse (654770322221), we get a palindrome (776993399677).

The spelling of 122223077456 in words is "one hundred twenty-two billion, two hundred twenty-three million, seventy-seven thousand, four hundred fifty-six".