21422585711 has 8 divisors (see below), whose sum is σ = 22076676384. Its totient is φ = 20772447840.

The previous prime is 21422585663. The next prime is 21422585713. The reversal of 21422585711 is 11758522412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21422585711 - 2³⁰ = 20348843887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21422585713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 977195 + ... + 998876.

It is an arithmetic number, because the mean of its divisors is an integer number (2759584548).

Almost surely, 2^21422585711 is an apocalyptic number.

21422585711 is a deficient number, since it is larger than the sum of its proper divisors (654090673).

21422585711 is a wasteful number, since it uses less digits than its factorization.

21422585711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1976401.

The product of its digits is 44800, while the sum is 38.

The spelling of 21422585711 in words is "twenty-one billion, four hundred twenty-two million, five hundred eighty-five thousand, seven hundred eleven".