55021322299 has 2 divisors, whose sum is σ = 55021322300. Its totient is φ = 55021322298.

The previous prime is 55021322297. The next prime is 55021322303. The reversal of 55021322299 is 99222312055.

55021322299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55021322299 - 2¹ = 55021322297 is a prime.

Together with 55021322297, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (55021322297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27510661149 + 27510661150.

It is an arithmetic number, because the mean of its divisors is an integer number (27510661150).

Almost surely, 2^55021322299 is an apocalyptic number.

55021322299 is a deficient number, since it is larger than the sum of its proper divisors (1).

55021322299 is an equidigital number, since it uses as much as digits as its factorization.

55021322299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 40.

The spelling of 55021322299 in words is "fifty-five billion, twenty-one million, three hundred twenty-two thousand, two hundred ninety-nine".