11201020097 has 2 divisors, whose sum is σ = 11201020098. Its totient is φ = 11201020096.

The previous prime is 11201020093. The next prime is 11201020147. The reversal of 11201020097 is 79002010211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6349061761 + 4851958336 = 79681^2 + 69656^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201020097 - 2² = 11201020093 is a prime.

It is not a weakly prime, because it can be changed into another prime (11201020093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600510048 + 5600510049.

It is an arithmetic number, because the mean of its divisors is an integer number (5600510049).

Almost surely, 2^11201020097 is an apocalyptic number.

It is an amenable number.

11201020097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201020097 is an equidigital number, since it uses as much as digits as its factorization.

11201020097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 23.

The spelling of 11201020097 in words is "eleven billion, two hundred one million, twenty thousand, ninety-seven".