16211522556023 has 2 divisors, whose sum is σ = 16211522556024. Its totient is φ = 16211522556022.

The previous prime is 16211522555881. The next prime is 16211522556043. The reversal of 16211522556023 is 32065522511261.

16211522556023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16211522556023 - 2³⁰ = 16210448814199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16211522556043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8105761278011 + 8105761278012.

It is an arithmetic number, because the mean of its divisors is an integer number (8105761278012).

Almost surely, 2^{16211522556023} is an apocalyptic number.

16211522556023 is a deficient number, since it is larger than the sum of its proper divisors (1).

16211522556023 is an equidigital number, since it uses as much as digits as its factorization.

16211522556023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 16211522556023 in words is "sixteen trillion, two hundred eleven billion, five hundred twenty-two million, five hundred fifty-six thousand, twenty-three".