22200202122011 has 4 divisors (see below), whose sum is σ = 22200316542552. Its totient is φ = 22200087701472.

The previous prime is 22200202121921. The next prime is 22200202122019. The reversal of 22200202122011 is 11022120200222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22200202122011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22200202122019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56918741 + ... + 57307446.

It is an arithmetic number, because the mean of its divisors is an integer number (5550079135638).

Almost surely, 2^{22200202122011} is an apocalyptic number.

22200202122011 is a deficient number, since it is larger than the sum of its proper divisors (114420541).

22200202122011 is a wasteful number, since it uses less digits than its factorization.

22200202122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114420540.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22200202122011 its reverse (11022120200222), we get a palindrome (33222322322233).

The spelling of 22200202122011 in words is "twenty-two trillion, two hundred billion, two hundred two million, one hundred twenty-two thousand, eleven".