22212104121401 has 2 divisors, whose sum is σ = 22212104121402. Its totient is φ = 22212104121400.

The previous prime is 22212104121367. The next prime is 22212104121413. The reversal of 22212104121401 is 10412140121222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21003476532025 + 1208627589376 = 4582955^2 + 1099376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22212104121401 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22212104421401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106052060700 + 11106052060701.

It is an arithmetic number, because the mean of its divisors is an integer number (11106052060701).

Almost surely, 2^{22212104121401} is an apocalyptic number.

It is an amenable number.

22212104121401 is a deficient number, since it is larger than the sum of its proper divisors (1).

22212104121401 is an equidigital number, since it uses as much as digits as its factorization.

22212104121401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 22212104121401 its reverse (10412140121222), we get a palindrome (32624244242623).

The spelling of 22212104121401 in words is "twenty-two trillion, two hundred twelve billion, one hundred four million, one hundred twenty-one thousand, four hundred one".