320020220363 has 2 divisors, whose sum is σ = 320020220364. Its totient is φ = 320020220362.

The previous prime is 320020220243. The next prime is 320020220383. The reversal of 320020220363 is 363022020023.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320020220363 - 2²² = 320016026059 is a prime.

It is not a weakly prime, because it can be changed into another prime (320020220383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160010110181 + 160010110182.

It is an arithmetic number, because the mean of its divisors is an integer number (160010110182).

Almost surely, 2^320020220363 is an apocalyptic number.

320020220363 is a deficient number, since it is larger than the sum of its proper divisors (1).

320020220363 is an equidigital number, since it uses as much as digits as its factorization.

320020220363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 320020220363 its reverse (363022020023), we get a palindrome (683042240386).

The spelling of 320020220363 in words is "three hundred twenty billion, twenty million, two hundred twenty thousand, three hundred sixty-three".