5021222006571 has 4 divisors (see below), whose sum is σ = 6694962675432. Its totient is φ = 3347481337712.

The previous prime is 5021222006561. The next prime is 5021222006617. The reversal of 5021222006571 is 1756002221205.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5021222006571 - 2¹¹ = 5021222004523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5021222006561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 836870334426 + ... + 836870334431.

It is an arithmetic number, because the mean of its divisors is an integer number (1673740668858).

Almost surely, 2^{5021222006571} is an apocalyptic number.

5021222006571 is a deficient number, since it is larger than the sum of its proper divisors (1673740668861).

5021222006571 is a wasteful number, since it uses less digits than its factorization.

5021222006571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673740668860.

The product of its (nonzero) digits is 16800, while the sum is 33.

Adding to 5021222006571 its reverse (1756002221205), we get a palindrome (6777224227776).

The spelling of 5021222006571 in words is "five trillion, twenty-one billion, two hundred twenty-two million, six thousand, five hundred seventy-one".