12210032189 has 2 divisors, whose sum is σ = 12210032190. Its totient is φ = 12210032188.

The previous prime is 12210032167. The next prime is 12210032201. The reversal of 12210032189 is 98123001221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10432988164 + 1777044025 = 102142^2 + 42155^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210032189 - 2¹² = 12210028093 is a prime.

It is a super-2 number, since 2×12210032189² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210032129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105016094 + 6105016095.

It is an arithmetic number, because the mean of its divisors is an integer number (6105016095).

Almost surely, 2^12210032189 is an apocalyptic number.

It is an amenable number.

12210032189 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210032189 is an equidigital number, since it uses as much as digits as its factorization.

12210032189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 12210032189 in words is "twelve billion, two hundred ten million, thirty-two thousand, one hundred eighty-nine".