12222333401 has 2 divisors, whose sum is σ = 12222333402. Its totient is φ = 12222333400.

The previous prime is 12222333353. The next prime is 12222333419. The reversal of 12222333401 is 10433322221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9100206025 + 3122127376 = 95395^2 + 55876^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222333401 - 2¹⁰ = 12222332377 is a prime.

It is not a weakly prime, because it can be changed into another prime (12222333601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111166700 + 6111166701.

It is an arithmetic number, because the mean of its divisors is an integer number (6111166701).

Almost surely, 2^12222333401 is an apocalyptic number.

It is an amenable number.

12222333401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222333401 is an equidigital number, since it uses as much as digits as its factorization.

12222333401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12222333401 its reverse (10433322221), we get a palindrome (22655655622).

The spelling of 12222333401 in words is "twelve billion, two hundred twenty-two million, three hundred thirty-three thousand, four hundred one".