22110022001 has 2 divisors, whose sum is σ = 22110022002. Its totient is φ = 22110022000.

The previous prime is 22110021991. The next prime is 22110022057. The reversal of 22110022001 is 10022001122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20327915776 + 1782106225 = 142576^2 + 42215^2 .

It is a cyclic number.

It is not a de Polignac number, because 22110022001 - 2²² = 22105827697 is a prime.

It is not a weakly prime, because it can be changed into another prime (22110022801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055011000 + 11055011001.

It is an arithmetic number, because the mean of its divisors is an integer number (11055011001).

Almost surely, 2^22110022001 is an apocalyptic number.

It is an amenable number.

22110022001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110022001 is an equidigital number, since it uses as much as digits as its factorization.

22110022001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22110022001 its reverse (10022001122), we get a palindrome (32132023123).

The spelling of 22110022001 in words is "twenty-two billion, one hundred ten million, twenty-two thousand, one".