200220100961 has 2 divisors, whose sum is σ = 200220100962. Its totient is φ = 200220100960.

The previous prime is 200220100907. The next prime is 200220101021. The reversal of 200220100961 is 169001022002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198710001361 + 1510099600 = 445769^2 + 38860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200220100961 is a prime.

It is not a weakly prime, because it can be changed into another prime (200220100901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110050480 + 100110050481.

It is an arithmetic number, because the mean of its divisors is an integer number (100110050481).

Almost surely, 2^200220100961 is an apocalyptic number.

It is an amenable number.

200220100961 is a deficient number, since it is larger than the sum of its proper divisors (1).

200220100961 is an equidigital number, since it uses as much as digits as its factorization.

200220100961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 200220100961 its reverse (169001022002), we get a palindrome (369221122963).

The spelling of 200220100961 in words is "two hundred billion, two hundred twenty million, one hundred thousand, nine hundred sixty-one".