200311101197 has 2 divisors, whose sum is σ = 200311101198. Its totient is φ = 200311101196.

The previous prime is 200311101103. The next prime is 200311101209. The reversal of 200311101197 is 791101113002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198019660036 + 2291441161 = 444994^2 + 47869^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200311101197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200317101197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100155550598 + 100155550599.

It is an arithmetic number, because the mean of its divisors is an integer number (100155550599).

Almost surely, 2^200311101197 is an apocalyptic number.

It is an amenable number.

200311101197 is a deficient number, since it is larger than the sum of its proper divisors (1).

200311101197 is an equidigital number, since it uses as much as digits as its factorization.

200311101197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 26.

Adding to 200311101197 its reverse (791101113002), we get a palindrome (991412214199).

The spelling of 200311101197 in words is "two hundred billion, three hundred eleven million, one hundred one thousand, one hundred ninety-seven".