22212102102011 has 4 divisors (see below), whose sum is σ = 23381160107400. Its totient is φ = 21043044096624.

The previous prime is 22212102101999. The next prime is 22212102102101. The reversal of 22212102102011 is 11020120121222.

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-22212102102011 is a prime.

It is a super-2 number, since 2×22212102102011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212102107011) 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, 584529002666 + ... + 584529002703.

It is an arithmetic number, because the mean of its divisors is an integer number (5845290026850).

Almost surely, 2^{22212102102011} is an apocalyptic number.

22212102102011 is a deficient number, since it is larger than the sum of its proper divisors (1169058005389).

22212102102011 is a wasteful number, since it uses less digits than its factorization.

22212102102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169058005388.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22212102102011 its reverse (11020120121222), we get a palindrome (33232222223233).

The spelling of 22212102102011 in words is "twenty-two trillion, two hundred twelve billion, one hundred two million, one hundred two thousand, eleven".