11230199977 has 2 divisors, whose sum is σ = 11230199978. Its totient is φ = 11230199976.

The previous prime is 11230199969. The next prime is 11230200019. The reversal of 11230199977 is 77999103211.

11230199977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11204434201 + 25765776 = 105851^2 + 5076^2 .

It is a cyclic number.

It is not a de Polignac number, because 11230199977 - 2³ = 11230199969 is a prime.

It is a super-2 number, since 2×11230199977² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11230199977.

It is not a weakly prime, because it can be changed into another prime (11230199377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615099988 + 5615099989.

It is an arithmetic number, because the mean of its divisors is an integer number (5615099989).

Almost surely, 2^11230199977 is an apocalyptic number.

It is an amenable number.

11230199977 is a deficient number, since it is larger than the sum of its proper divisors (1).

11230199977 is an equidigital number, since it uses as much as digits as its factorization.

11230199977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 214326, while the sum is 49.

The spelling of 11230199977 in words is "eleven billion, two hundred thirty million, one hundred ninety-nine thousand, nine hundred seventy-seven".