122023503456 has 24 divisors (see below), whose sum is σ = 320311696824. Its totient is φ = 40674501120.

The previous prime is 122023503401. The next prime is 122023503463. The reversal of 122023503456 is 654305320221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635538985 + ... + 635539176.

It is an arithmetic number, because the mean of its divisors is an integer number (13346320701).

Almost surely, 2^122023503456 is an apocalyptic number.

122023503456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122023503456 is an abundant number, since it is smaller than the sum of its proper divisors (198288193368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122023503456 is a wasteful number, since it uses less digits than its factorization.

122023503456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271078174 (or 1271078166 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 122023503456 its reverse (654305320221), we get a palindrome (776328823677).

The spelling of 122023503456 in words is "one hundred twenty-two billion, twenty-three million, five hundred three thousand, four hundred fifty-six".