20012111110022 has 8 divisors (see below), whose sum is σ = 30309605176656. Its totient is φ = 9908909384472.

The previous prime is 20012111110009. The next prime is 20012111110037. The reversal of 20012111110022 is 22001111121002.

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 = 20012111109979 and 20012111110006.

It is a congruent number.

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, 48573085013 + ... + 48573085424.

It is an arithmetic number, because the mean of its divisors is an integer number (3788700647082).

Almost surely, 2^{20012111110022} is an apocalyptic number.

20012111110022 is a deficient number, since it is larger than the sum of its proper divisors (10297494066634).

20012111110022 is a wasteful number, since it uses less digits than its factorization.

20012111110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97146170542.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20012111110022 its reverse (22001111121002), we get a palindrome (42013222231024).

The spelling of 20012111110022 in words is "twenty trillion, twelve billion, one hundred eleven million, one hundred ten thousand, twenty-two".