20422132219 has 2 divisors, whose sum is σ = 20422132220. Its totient is φ = 20422132218.

The previous prime is 20422132217. The next prime is 20422132271. The reversal of 20422132219 is 91223122402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20422132219 - 2¹ = 20422132217 is a prime.

It is a super-2 number, since 2×20422132219² (a number of 21 digits) contains 22 as substring.

Together with 20422132217, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20422132217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10211066109 + 10211066110.

It is an arithmetic number, because the mean of its divisors is an integer number (10211066110).

Almost surely, 2^20422132219 is an apocalyptic number.

20422132219 is a deficient number, since it is larger than the sum of its proper divisors (1).

20422132219 is an equidigital number, since it uses as much as digits as its factorization.

20422132219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 20422132219 in words is "twenty billion, four hundred twenty-two million, one hundred thirty-two thousand, two hundred nineteen".