20021222321059 has 2 divisors, whose sum is σ = 20021222321060. Its totient is φ = 20021222321058.

The previous prime is 20021222321029. The next prime is 20021222321141. The reversal of 20021222321059 is 95012322212002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20021222321059 - 2¹³ = 20021222312867 is a prime.

It is a super-2 number, since 2×20021222321059² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20021222321059.

It is not a weakly prime, because it can be changed into another prime (20021222321029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010611160529 + 10010611160530.

It is an arithmetic number, because the mean of its divisors is an integer number (10010611160530).

Almost surely, 2^{20021222321059} is an apocalyptic number.

20021222321059 is a deficient number, since it is larger than the sum of its proper divisors (1).

20021222321059 is an equidigital number, since it uses as much as digits as its factorization.

20021222321059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 20021222321059 in words is "twenty trillion, twenty-one billion, two hundred twenty-two million, three hundred twenty-one thousand, fifty-nine".