20221003111 has 2 divisors, whose sum is σ = 20221003112. Its totient is φ = 20221003110.

The previous prime is 20221003097. The next prime is 20221003147. The reversal of 20221003111 is 11130012202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20221003111 - 2¹⁷ = 20220872039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20221003091 and 20221003100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20221001111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110501555 + 10110501556.

It is an arithmetic number, because the mean of its divisors is an integer number (10110501556).

Almost surely, 2^20221003111 is an apocalyptic number.

20221003111 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221003111 is an equidigital number, since it uses as much as digits as its factorization.

20221003111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 20221003111 its reverse (11130012202), we get a palindrome (31351015313).

Subtracting from 20221003111 its reverse (11130012202), we obtain a palindrome (9090990909).

The spelling of 20221003111 in words is "twenty billion, two hundred twenty-one million, three thousand, one hundred eleven".