12822311601 has 24 divisors (see below), whose sum is σ = 20226473280. Its totient is φ = 7762783200.

The previous prime is 12822311581. The next prime is 12822311609. The reversal of 12822311601 is 10611322821.

12822311601 is a `hidden beast` number, since 1 + 2 + 8 + 22 + 31 + 1 + 601 = 666.

It is not a de Polignac number, because 12822311601 - 2⁷ = 12822311473 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12822311609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24340 + ... + 161978.

It is an arithmetic number, because the mean of its divisors is an integer number (842769720).

Almost surely, 2^12822311601 is an apocalyptic number.

12822311601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12822311601 is a deficient number, since it is larger than the sum of its proper divisors (7404161679).

12822311601 is a wasteful number, since it uses less digits than its factorization.

12822311601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138597 (or 138594 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

It can be divided in two parts, 12822 and 311601, that added together give a palindrome (324423).

The spelling of 12822311601 in words is "twelve billion, eight hundred twenty-two million, three hundred eleven thousand, six hundred one".