12722920633 has 4 divisors (see below), whose sum is σ = 12993621120. Its totient is φ = 12452220148.

The previous prime is 12722920601. The next prime is 12722920669. The reversal of 12722920633 is 33602922721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12722920633 - 2⁵ = 12722920601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12722920592 and 12722920601.

It is not an unprimeable number, because it can be changed into a prime (12722924633) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 135350173 + ... + 135350266.

It is an arithmetic number, because the mean of its divisors is an integer number (3248405280).

Almost surely, 2^12722920633 is an apocalyptic number.

It is an amenable number.

12722920633 is a deficient number, since it is larger than the sum of its proper divisors (270700487).

12722920633 is an equidigital number, since it uses as much as digits as its factorization.

12722920633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270700486.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 12722920633 in words is "twelve billion, seven hundred twenty-two million, nine hundred twenty thousand, six hundred thirty-three".