22061112213 has 8 divisors (see below), whose sum is σ = 33616932928. Its totient is φ = 12606349824.

The previous prime is 22061112209. The next prime is 22061112277. The reversal of 22061112213 is 31221116022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22061112213 - 2² = 22061112209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1050529153 = 22061112213 / (2 + 2 + 0 + 6 + 1 + 1 + 1 + 2 + 2 + 1 + 3).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22061112213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22061112613) 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 in 7 ways as a sum of consecutive naturals, for example, 525264556 + ... + 525264597.

It is an arithmetic number, because the mean of its divisors is an integer number (4202116616).

Almost surely, 2^22061112213 is an apocalyptic number.

It is an amenable number.

22061112213 is a deficient number, since it is larger than the sum of its proper divisors (11555820715).

22061112213 is a wasteful number, since it uses less digits than its factorization.

22061112213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050529163.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 22061112213 its reverse (31221116022), we get a palindrome (53282228235).

The spelling of 22061112213 in words is "twenty-two billion, sixty-one million, one hundred twelve thousand, two hundred thirteen".