12203011 has 2 divisors, whose sum is σ = 12203012. Its totient is φ = 12203010.

The previous prime is 12203003. The next prime is 12203021. The reversal of 12203011 is 11030221.

It is an a-pointer prime, because the next prime (12203021) can be obtained adding 12203011 to its sum of digits (10).

It is a weak prime.

It is an emirp because it is prime and its reverse (11030221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12203011 - 2³ = 12203003 is a prime.

It is a super-2 number, since 2×12203011² = 297826954932242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12203021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101505 + 6101506.

It is an arithmetic number, because the mean of its divisors is an integer number (6101506).

Almost surely, 2^12203011 is an apocalyptic number.

12203011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12203011 is an equidigital number, since it uses as much as digits as its factorization.

12203011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 12203011 is about 3493.2808361195. The cubic root of 12203011 is about 230.2266889145.

Adding to 12203011 its reverse (11030221), we get a palindrome (23233232).

The spelling of 12203011 in words is "twelve million, two hundred three thousand, eleven".