20000111202110 has 32 divisors (see below), whose sum is σ = 40809943510560. Its totient is φ = 6995990314368.

The previous prime is 20000111202109. The next prime is 20000111202121. The reversal of 20000111202110 is 1120211100002.

It is a junction number, because it is equal to n+sod(n) for n = 20000111202091 and 20000111202100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4048603037 + ... + 4048607976.

It is an arithmetic number, because the mean of its divisors is an integer number (1275310734705).

Almost surely, 2^{20000111202110} is an apocalyptic number.

20000111202110 is an abundant number, since it is smaller than the sum of its proper divisors (20809832308450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20000111202110 is a wasteful number, since it uses less digits than its factorization.

20000111202110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8097211052.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20000111202110 its reverse (1120211100002), we get a palindrome (21120322302112).

The spelling of 20000111202110 in words is "twenty trillion, one hundred eleven million, two hundred two thousand, one hundred ten".