22001200209941 has 2 divisors, whose sum is σ = 22001200209942. Its totient is φ = 22001200209940.

The previous prime is 22001200209913. The next prime is 22001200209973. The reversal of 22001200209941 is 14990200210022.

It is an a-pointer prime, because the next prime (22001200209973) can be obtained adding 22001200209941 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22000837155025 + 363054916 = 4690505^2 + 19054^2 .

It is a cyclic number.

It is not a de Polignac number, because 22001200209941 - 2¹⁰ = 22001200208917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22001200209898 and 22001200209907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22001200209341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000600104970 + 11000600104971.

It is an arithmetic number, because the mean of its divisors is an integer number (11000600104971).

Almost surely, 2^{22001200209941} is an apocalyptic number.

It is an amenable number.

22001200209941 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001200209941 is an equidigital number, since it uses as much as digits as its factorization.

22001200209941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

Adding to 22001200209941 its reverse (14990200210022), we get a palindrome (36991400419963).

The spelling of 22001200209941 in words is "twenty-two trillion, one billion, two hundred million, two hundred nine thousand, nine hundred forty-one".