1100202010961 has 2 divisors, whose sum is σ = 1100202010962. Its totient is φ = 1100202010960.

The previous prime is 1100202010937. The next prime is 1100202011071. The reversal of 1100202010961 is 1690102020011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 851041305361 + 249160705600 = 922519^2 + 499160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100202010961 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100202610961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550101005480 + 550101005481.

It is an arithmetic number, because the mean of its divisors is an integer number (550101005481).

Almost surely, 2^{1100202010961} is an apocalyptic number.

It is an amenable number.

1100202010961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100202010961 is an equidigital number, since it uses as much as digits as its factorization.

1100202010961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 1100202010961 its reverse (1690102020011), we get a palindrome (2790304030972).

The spelling of 1100202010961 in words is "one trillion, one hundred billion, two hundred two million, ten thousand, nine hundred sixty-one".