20002200111 has 12 divisors (see below), whose sum is σ = 29672933992. Its totient is φ = 12974399856.

The previous prime is 20002200077. The next prime is 20002200149. The reversal of 20002200111 is 11100220002.

It is not a de Polignac number, because 20002200111 - 2⁶ = 20002200047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20002200093 and 20002200102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002200191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30033001 + ... + 30033666.

Almost surely, 2^20002200111 is an apocalyptic number.

20002200111 is a deficient number, since it is larger than the sum of its proper divisors (9670733881).

20002200111 is a wasteful number, since it uses less digits than its factorization.

20002200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60066710 (or 60066707 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 20002200111 its reverse (11100220002), we get a palindrome (31102420113).

The spelling of 20002200111 in words is "twenty billion, two million, two hundred thousand, one hundred eleven".