11201000121901 has 2 divisors, whose sum is σ = 11201000121902. Its totient is φ = 11201000121900.

The previous prime is 11201000121893. The next prime is 11201000121919. The reversal of 11201000121901 is 10912100010211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6402666061801 + 4798334060100 = 2530349^2 + 2190510^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201000121901 - 2³ = 11201000121893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11201000122901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600500060950 + 5600500060951.

It is an arithmetic number, because the mean of its divisors is an integer number (5600500060951).

Almost surely, 2^{11201000121901} is an apocalyptic number.

It is an amenable number.

11201000121901 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201000121901 is an equidigital number, since it uses as much as digits as its factorization.

11201000121901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 11201000121901 in words is "eleven trillion, two hundred one billion, one hundred twenty-one thousand, nine hundred one".