22011120401 has 2 divisors, whose sum is σ = 22011120402. Its totient is φ = 22011120400.

The previous prime is 22011120389. The next prime is 22011120419. The reversal of 22011120401 is 10402111022.

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., 11137636225 + 10873484176 = 105535^2 + 104276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22011120401 is a prime.

It is not a weakly prime, because it can be changed into another prime (22011120491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005560200 + 11005560201.

It is an arithmetic number, because the mean of its divisors is an integer number (11005560201).

Almost surely, 2^22011120401 is an apocalyptic number.

It is an amenable number.

22011120401 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011120401 is an equidigital number, since it uses as much as digits as its factorization.

22011120401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22011120401 its reverse (10402111022), we get a palindrome (32413231423).

The spelling of 22011120401 in words is "twenty-two billion, eleven million, one hundred twenty thousand, four hundred one".