22212112100011 has 4 divisors (see below), whose sum is σ = 22215214790800. Its totient is φ = 22209009409224.

The previous prime is 22212112099999. The next prime is 22212112100023. The reversal of 22212112100011 is 11000121121222.

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

It is an interprime number because it is at equal distance from previous prime (22212112099999) and next prime (22212112100023).

It is a cyclic number.

It is not a de Polignac number, because 22212112100011 - 2⁵ = 22212112099979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212112100041) 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, 1551334656 + ... + 1551348973.

It is an arithmetic number, because the mean of its divisors is an integer number (5553803697700).

Almost surely, 2^{22212112100011} is an apocalyptic number.

22212112100011 is a deficient number, since it is larger than the sum of its proper divisors (3102690789).

22212112100011 is an equidigital number, since it uses as much as digits as its factorization.

22212112100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102690788.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22212112100011 its reverse (11000121121222), we get a palindrome (33212233221233).

The spelling of 22212112100011 in words is "twenty-two trillion, two hundred twelve billion, one hundred twelve million, one hundred thousand, eleven".