20003022111 has 8 divisors (see below), whose sum is σ = 26671371904. Its totient is φ = 13335010200.

The previous prime is 20003022041. The next prime is 20003022119. The reversal of 20003022111 is 11122030002.

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

It is not a de Polignac number, because 20003022111 - 2¹⁷ = 20002891039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003022119) 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 7 ways as a sum of consecutive naturals, for example, 135510 + ... + 241596.

It is an arithmetic number, because the mean of its divisors is an integer number (3333921488).

Almost surely, 2^20003022111 is an apocalyptic number.

20003022111 is a deficient number, since it is larger than the sum of its proper divisors (6668349793).

20003022111 is a wasteful number, since it uses less digits than its factorization.

20003022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168941.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20003022111 its reverse (11122030002), we get a palindrome (31125052113).

The spelling of 20003022111 in words is "twenty billion, three million, twenty-two thousand, one hundred eleven".