20212110111122 has 8 divisors (see below), whose sum is σ = 30318191855472. Its totient is φ = 10106046159300.

The previous prime is 20212110111097. The next prime is 20212110111169. The reversal of 20212110111122 is 22111101121202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20212110111122.

It is an unprimeable number.

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, 1105904 + ... + 6453467.

It is an arithmetic number, because the mean of its divisors is an integer number (3789773981934).

Almost surely, 2^{20212110111122} is an apocalyptic number.

20212110111122 is a deficient number, since it is larger than the sum of its proper divisors (10106081744350).

20212110111122 is a wasteful number, since it uses less digits than its factorization.

20212110111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8896264.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 20212110111122 its reverse (22111101121202), we get a palindrome (42323211232324).

The spelling of 20212110111122 in words is "twenty trillion, two hundred twelve billion, one hundred ten million, one hundred eleven thousand, one hundred twenty-two".