11230213177 has 2 divisors, whose sum is σ = 11230213178. Its totient is φ = 11230213176.

The previous prime is 11230213153. The next prime is 11230213231. The reversal of 11230213177 is 77131203211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8667423801 + 2562789376 = 93099^2 + 50624^2 .

It is a cyclic number.

It is not a de Polignac number, because 11230213177 - 2³¹ = 9082729529 is a prime.

It is a super-2 number, since 2×11230213177² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11230213877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615106588 + 5615106589.

It is an arithmetic number, because the mean of its divisors is an integer number (5615106589).

Almost surely, 2^11230213177 is an apocalyptic number.

It is an amenable number.

11230213177 is a deficient number, since it is larger than the sum of its proper divisors (1).

11230213177 is an equidigital number, since it uses as much as digits as its factorization.

11230213177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 28.

Adding to 11230213177 its reverse (77131203211), we get a palindrome (88361416388).

The spelling of 11230213177 in words is "eleven billion, two hundred thirty million, two hundred thirteen thousand, one hundred seventy-seven".