11232212077 has 2 divisors, whose sum is σ = 11232212078. Its totient is φ = 11232212076.

The previous prime is 11232212041. The next prime is 11232212107. The reversal of 11232212077 is 77021223211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7778181636 + 3454030441 = 88194^2 + 58771^2 .

It is an emirp because it is prime and its reverse (77021223211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11232212077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11232212777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616106038 + 5616106039.

It is an arithmetic number, because the mean of its divisors is an integer number (5616106039).

Almost surely, 2^11232212077 is an apocalyptic number.

It is an amenable number.

11232212077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11232212077 is an equidigital number, since it uses as much as digits as its factorization.

11232212077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

Adding to 11232212077 its reverse (77021223211), we get a palindrome (88253435288).

The spelling of 11232212077 in words is "eleven billion, two hundred thirty-two million, two hundred twelve thousand, seventy-seven".