20220093587 has 2 divisors, whose sum is σ = 20220093588. Its totient is φ = 20220093586.

The previous prime is 20220093577. The next prime is 20220093589. The reversal of 20220093587 is 78539002202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20220093587 - 2⁸ = 20220093331 is a prime.

Together with 20220093589, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20220093587.

It is not a weakly prime, because it can be changed into another prime (20220093589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110046793 + 10110046794.

It is an arithmetic number, because the mean of its divisors is an integer number (10110046794).

Almost surely, 2^20220093587 is an apocalyptic number.

20220093587 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220093587 is an equidigital number, since it uses as much as digits as its factorization.

20220093587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

Adding to 20220093587 its reverse (78539002202), we get a palindrome (98759095789).

The spelling of 20220093587 in words is "twenty billion, two hundred twenty million, ninety-three thousand, five hundred eighty-seven".