22111201020213 has 14 divisors (see below), whose sum is σ = 33151636098614. Its totient is φ = 14740800679656.

The previous prime is 22111201020191. The next prime is 22111201020217. The reversal of 22111201020213 is 31202010211122.

22111201020213 is a `hidden beast` number, since 221 + 11 + 201 + 0 + 20 + 213 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17670732173649 + 4440468846564 = 4203657^2 + 2107242^2 .

It is not a de Polignac number, because 22111201020213 - 2¹⁰ = 22111201019189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111201020217) 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 in 13 ways as a sum of consecutive naturals, for example, 15165432070 + ... + 15165433527.

Almost surely, 2^{22111201020213} is an apocalyptic number.

It is an amenable number.

22111201020213 is a deficient number, since it is larger than the sum of its proper divisors (11040435078401).

22111201020213 is an frugal number, since it uses more digits than its factorization.

22111201020213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30330865615 (or 30330865600 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 22111201020213 its reverse (31202010211122), we get a palindrome (53313211231335).

The spelling of 22111201020213 in words is "twenty-two trillion, one hundred eleven billion, two hundred one million, twenty thousand, two hundred thirteen".