200433322981 has 2 divisors, whose sum is σ = 200433322982. Its totient is φ = 200433322980.

The previous prime is 200433322927. The next prime is 200433323003. The reversal of 200433322981 is 189223334002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191642572900 + 8790750081 = 437770^2 + 93759^2 .

It is a cyclic number.

It is not a de Polignac number, because 200433322981 - 2¹⁷ = 200433191909 is a prime.

It is a super-2 number, since 2×200433322981² (a number of 23 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 200433322981.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200433362981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100216661490 + 100216661491.

It is an arithmetic number, because the mean of its divisors is an integer number (100216661491).

Almost surely, 2^200433322981 is an apocalyptic number.

It is an amenable number.

200433322981 is a deficient number, since it is larger than the sum of its proper divisors (1).

200433322981 is an equidigital number, since it uses as much as digits as its factorization.

200433322981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

Adding to 200433322981 its reverse (189223334002), we get a palindrome (389656656983).

The spelling of 200433322981 in words is "two hundred billion, four hundred thirty-three million, three hundred twenty-two thousand, nine hundred eighty-one".