203320323233101 has 2 divisors, whose sum is σ = 203320323233102. Its totient is φ = 203320323233100.

The previous prime is 203320323233063. The next prime is 203320323233107. The reversal of 203320323233101 is 101332323023302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169055280519876 + 34265042713225 = 13002126^2 + 5853635^2 .

It is a cyclic number.

It is not a de Polignac number, because 203320323233101 - 2²⁷ = 203320189015373 is a prime.

It is a super-2 number, since 2×203320323233101² (a number of 29 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 203320323233101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203320323233107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101660161616550 + 101660161616551.

It is an arithmetic number, because the mean of its divisors is an integer number (101660161616551).

Almost surely, 2^{203320323233101} is an apocalyptic number.

It is an amenable number.

203320323233101 is a deficient number, since it is larger than the sum of its proper divisors (1).

203320323233101 is an equidigital number, since it uses as much as digits as its factorization.

203320323233101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 203320323233101 its reverse (101332323023302), we get a palindrome (304652646256403).

The spelling of 203320323233101 in words is "two hundred three trillion, three hundred twenty billion, three hundred twenty-three million, two hundred thirty-three thousand, one hundred one".