12162204001 has 2 divisors, whose sum is σ = 12162204002. Its totient is φ = 12162204000.

The previous prime is 12162203951. The next prime is 12162204031. The reversal of 12162204001 is 10040226121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12001421601 + 160782400 = 109551^2 + 12680^2 .

It is a cyclic number.

It is not a de Polignac number, because 12162204001 - 2⁷ = 12162203873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12162204001.

It is not a weakly prime, because it can be changed into another prime (12162204031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6081102000 + 6081102001.

It is an arithmetic number, because the mean of its divisors is an integer number (6081102001).

Almost surely, 2^12162204001 is an apocalyptic number.

It is an amenable number.

12162204001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12162204001 is an equidigital number, since it uses as much as digits as its factorization.

12162204001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

It can be divided in two parts, 1216220 and 4001, that added together give a palindrome (1220221).

The spelling of 12162204001 in words is "twelve billion, one hundred sixty-two million, two hundred four thousand, one".