20422995769333 has 2 divisors, whose sum is σ = 20422995769334. Its totient is φ = 20422995769332.

The previous prime is 20422995769307. The next prime is 20422995769381. The reversal of 20422995769333 is 33396759922402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20219393573604 + 203602195729 = 4496598^2 + 451223^2 .

It is a cyclic number.

It is not a de Polignac number, because 20422995769333 - 2²⁹ = 20422458898421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20422995769133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10211497884666 + 10211497884667.

It is an arithmetic number, because the mean of its divisors is an integer number (10211497884667).

Almost surely, 2^{20422995769333} is an apocalyptic number.

It is an amenable number.

20422995769333 is a deficient number, since it is larger than the sum of its proper divisors (1).

20422995769333 is an equidigital number, since it uses as much as digits as its factorization.

20422995769333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132269760, while the sum is 64.

The spelling of 20422995769333 in words is "twenty trillion, four hundred twenty-two billion, nine hundred ninety-five million, seven hundred sixty-nine thousand, three hundred thirty-three".