12228137059 has 18 divisors (see below), whose sum is σ = 13467905780. Its totient is φ = 11070828648.

The previous prime is 12228137003. The next prime is 12228137069. The reversal of 12228137059 is 95073182221.

It is not a de Polignac number, because 12228137059 - 2⁷ = 12228136931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12228137069) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11085702 + ... + 11086804.

Almost surely, 2^12228137059 is an apocalyptic number.

12228137059 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

12228137059 is a deficient number, since it is larger than the sum of its proper divisors (1239768721).

12228137059 is an frugal number, since it uses more digits than its factorization.

12228137059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 12228137059 in words is "twelve billion, two hundred twenty-eight million, one hundred thirty-seven thousand, fifty-nine".