1003000120111 has 6 divisors (see below), whose sum is σ = 1102471206536. Its totient is φ = 911818290900.

The previous prime is 1003000120097. The next prime is 1003000120163. The reversal of 1003000120111 is 1110210003001.

It is not a de Polignac number, because 1003000120111 - 2¹⁵ = 1003000087343 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 (1003000124111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4144628475 + ... + 4144628716.

Almost surely, 2^{1003000120111} is an apocalyptic number.

1003000120111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1003000120111 is a deficient number, since it is larger than the sum of its proper divisors (99471086425).

1003000120111 is an equidigital number, since it uses as much as digits as its factorization.

1003000120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8289257213 (or 8289257202 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1003000120111 its reverse (1110210003001), we get a palindrome (2113210123112).

The spelling of 1003000120111 in words is "one trillion, three billion, one hundred twenty thousand, one hundred eleven".