20112022012211 has 8 divisors (see below), whose sum is σ = 20116242643200. Its totient is φ = 20107801693440.

The previous prime is 20112022012193. The next prime is 20112022012237. The reversal of 20112022012211 is 11221022021102.

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

It is a cyclic number.

It is not a de Polignac number, because 20112022012211 - 2³⁸ = 19837144105267 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20112022012211.

It is not an unprimeable number, because it can be changed into a prime (20112022018211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163226435 + ... + 163349603.

It is an arithmetic number, because the mean of its divisors is an integer number (2514530330400).

Almost surely, 2^{20112022012211} is an apocalyptic number.

20112022012211 is a deficient number, since it is larger than the sum of its proper divisors (4220630989).

20112022012211 is a wasteful number, since it uses less digits than its factorization.

20112022012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156109.

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

Adding to 20112022012211 its reverse (11221022021102), we get a palindrome (31333044033313).

The spelling of 20112022012211 in words is "twenty trillion, one hundred twelve billion, twenty-two million, twelve thousand, two hundred eleven".