11201222112077 has 2 divisors, whose sum is σ = 11201222112078. Its totient is φ = 11201222112076.

The previous prime is 11201222112053. The next prime is 11201222112149. The reversal of 11201222112077 is 77021122210211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8339539006276 + 2861683105801 = 2887826^2 + 1691651^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201222112077 - 2²⁸ = 11200953676621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11201222112877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600611056038 + 5600611056039.

It is an arithmetic number, because the mean of its divisors is an integer number (5600611056039).

Almost surely, 2^{11201222112077} is an apocalyptic number.

It is an amenable number.

11201222112077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201222112077 is an equidigital number, since it uses as much as digits as its factorization.

11201222112077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1568, while the sum is 29.

Adding to 11201222112077 its reverse (77021122210211), we get a palindrome (88222344322288).

The spelling of 11201222112077 in words is "eleven trillion, two hundred one billion, two hundred twenty-two million, one hundred twelve thousand, seventy-seven".