22211022022001 has 2 divisors, whose sum is σ = 22211022022002. Its totient is φ = 22211022022000.

The previous prime is 22211022021919. The next prime is 22211022022039. The reversal of 22211022022001 is 10022022011222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18833516857600 + 3377505164401 = 4339760^2 + 1837799^2 .

It is a cyclic number.

It is not a de Polignac number, because 22211022022001 - 2¹⁴ = 22211022005617 is a prime.

It is not a weakly prime, because it can be changed into another prime (22211222022001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105511011000 + 11105511011001.

It is an arithmetic number, because the mean of its divisors is an integer number (11105511011001).

Almost surely, 2^{22211022022001} is an apocalyptic number.

It is an amenable number.

22211022022001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22211022022001 is an equidigital number, since it uses as much as digits as its factorization.

22211022022001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22211022022001 its reverse (10022022011222), we get a palindrome (32233044033223).

The spelling of 22211022022001 in words is "twenty-two trillion, two hundred eleven billion, twenty-two million, twenty-two thousand, one".