220201213332673 has 2 divisors, whose sum is σ = 220201213332674. Its totient is φ = 220201213332672.

The previous prime is 220201213332623. The next prime is 220201213332691. The reversal of 220201213332673 is 376233312102022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217689279964209 + 2511933368464 = 14754297^2 + 1584908^2 .

It is a cyclic number.

It is not a de Polignac number, because 220201213332673 - 2¹⁷ = 220201213201601 is a prime.

It is not a weakly prime, because it can be changed into another prime (220201213332623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110100606666336 + 110100606666337.

It is an arithmetic number, because the mean of its divisors is an integer number (110100606666337).

Almost surely, 2^{220201213332673} is an apocalyptic number.

It is an amenable number.

220201213332673 is a deficient number, since it is larger than the sum of its proper divisors (1).

220201213332673 is an equidigital number, since it uses as much as digits as its factorization.

220201213332673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 37.

Adding to 220201213332673 its reverse (376233312102022), we get a palindrome (596434525434695).

The spelling of 220201213332673 in words is "two hundred twenty trillion, two hundred one billion, two hundred thirteen million, three hundred thirty-two thousand, six hundred seventy-three".