11011201202101 has 2 divisors, whose sum is σ = 11011201202102. Its totient is φ = 11011201202100.

The previous prime is 11011201201993. The next prime is 11011201202153. The reversal of 11011201202101 is 10120210211011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9692668023025 + 1318533179076 = 3113305^2 + 1148274^2 .

It is an emirp because it is prime and its reverse (10120210211011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11011201202101 - 2¹⁵ = 11011201169333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011201272101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505600601050 + 5505600601051.

It is an arithmetic number, because the mean of its divisors is an integer number (5505600601051).

Almost surely, 2^{11011201202101} is an apocalyptic number.

It is an amenable number.

11011201202101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011201202101 is an equidigital number, since it uses as much as digits as its factorization.

11011201202101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11011201202101 its reverse (10120210211011), we get a palindrome (21131411413112).

The spelling of 11011201202101 in words is "eleven trillion, eleven billion, two hundred one million, two hundred two thousand, one hundred one".