22120210202011 has 4 divisors (see below), whose sum is σ = 22120220060224. Its totient is φ = 22120200343800.

The previous prime is 22120210202009. The next prime is 22120210202029. The reversal of 22120210202011 is 11020201202122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22120210202011 - 2¹ = 22120210202009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22120210206011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251926 + ... + 6656116.

It is an arithmetic number, because the mean of its divisors is an integer number (5530055015056).

Almost surely, 2^{22120210202011} is an apocalyptic number.

22120210202011 is a deficient number, since it is larger than the sum of its proper divisors (9858213).

22120210202011 is an equidigital number, since it uses as much as digits as its factorization.

22120210202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9858212.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22120210202011 its reverse (11020201202122), we get a palindrome (33140411404133).

The spelling of 22120210202011 in words is "twenty-two trillion, one hundred twenty billion, two hundred ten million, two hundred two thousand, eleven".