12366552211 has 16 divisors (see below), whose sum is σ = 14157591840. Its totient is φ = 10707379200.

The previous prime is 12366552137. The next prime is 12366552223. The reversal of 12366552211 is 11225566321.

It is a cyclic number.

It is not a de Polignac number, because 12366552211 - 2¹⁷ = 12366421139 is a prime.

It is a super-2 number, since 2×12366552211² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12366552281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222910 + ... + 272803.

It is an arithmetic number, because the mean of its divisors is an integer number (884849490).

Almost surely, 2^12366552211 is an apocalyptic number.

12366552211 is a deficient number, since it is larger than the sum of its proper divisors (1791039629).

12366552211 is a wasteful number, since it uses less digits than its factorization.

12366552211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495846.

The product of its digits is 21600, while the sum is 34.

The spelling of 12366552211 in words is "twelve billion, three hundred sixty-six million, five hundred fifty-two thousand, two hundred eleven".