20112111210022 has 8 divisors (see below), whose sum is σ = 32488795031616. Its totient is φ = 9282512866152.

The previous prime is 20112111210007. The next prime is 20112111210029. The reversal of 20112111210022 is 22001211121102.

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

It is a junction number, because it is equal to n+sod(n) for n = 20112111209978 and 20112111210005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112111210029) 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, 386771369398 + ... + 386771369449.

It is an arithmetic number, because the mean of its divisors is an integer number (4061099378952).

Almost surely, 2^{20112111210022} is an apocalyptic number.

20112111210022 is a deficient number, since it is larger than the sum of its proper divisors (12376683821594).

20112111210022 is a wasteful number, since it uses less digits than its factorization.

20112111210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773542738862.

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

Adding to 20112111210022 its reverse (22001211121102), we get a palindrome (42113322331124).

The spelling of 20112111210022 in words is "twenty trillion, one hundred twelve billion, one hundred eleven million, two hundred ten thousand, twenty-two".