11201211101051 has 2 divisors, whose sum is σ = 11201211101052. Its totient is φ = 11201211101050.

The previous prime is 11201211100997. The next prime is 11201211101117. The reversal of 11201211101051 is 15010111210211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11201211101051 - 2²⁶ = 11201143992187 is a prime.

It is not a weakly prime, because it can be changed into another prime (11201211131051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600605550525 + 5600605550526.

It is an arithmetic number, because the mean of its divisors is an integer number (5600605550526).

Almost surely, 2^{11201211101051} is an apocalyptic number.

11201211101051 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201211101051 is an equidigital number, since it uses as much as digits as its factorization.

11201211101051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20, while the sum is 17.

Adding to 11201211101051 its reverse (15010111210211), we get a palindrome (26211322311262).

The spelling of 11201211101051 in words is "eleven trillion, two hundred one billion, two hundred eleven million, one hundred one thousand, fifty-one".