200020202110961 has 2 divisors, whose sum is σ = 200020202110962. Its totient is φ = 200020202110960.

The previous prime is 200020202110921. The next prime is 200020202111011. The reversal of 200020202110961 is 169011202020002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183484796470336 + 16535405640625 = 13545656^2 + 4066375^2 .

It is a cyclic number.

It is not a de Polignac number, because 200020202110961 - 2⁴⁶ = 129651457933297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200020202110961.

It is not a weakly prime, because it can be changed into another prime (200020202110921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010101055480 + 100010101055481.

It is an arithmetic number, because the mean of its divisors is an integer number (100010101055481).

Almost surely, 2^{200020202110961} is an apocalyptic number.

It is an amenable number.

200020202110961 is a deficient number, since it is larger than the sum of its proper divisors (1).

200020202110961 is an equidigital number, since it uses as much as digits as its factorization.

200020202110961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 200020202110961 its reverse (169011202020002), we get a palindrome (369031404130963).

The spelling of 200020202110961 in words is "two hundred trillion, twenty billion, two hundred two million, one hundred ten thousand, nine hundred sixty-one".