20000003210111 has 16 divisors (see below), whose sum is σ = 20240363203200. Its totient is φ = 19761135707808.

The previous prime is 20000003210069. The next prime is 20000003210123. The reversal of 20000003210111 is 11101230000002.

It is not a de Polignac number, because 20000003210111 - 2²⁶ = 19999936101247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20000003210092 and 20000003210101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000003210191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115074785 + ... + 115248453.

It is an arithmetic number, because the mean of its divisors is an integer number (1265022700200).

Almost surely, 2^{20000003210111} is an apocalyptic number.

20000003210111 is a deficient number, since it is larger than the sum of its proper divisors (240359993089).

20000003210111 is a wasteful number, since it uses less digits than its factorization.

20000003210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177958.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 20000003210111 its reverse (11101230000002), we get a palindrome (31101233210113).

The spelling of 20000003210111 in words is "twenty trillion, three million, two hundred ten thousand, one hundred eleven".