11100020111003 has 2 divisors, whose sum is σ = 11100020111004. Its totient is φ = 11100020111002.

The previous prime is 11100020110961. The next prime is 11100020111021. The reversal of 11100020111003 is 30011102000111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11100020111003 - 2¹⁸ = 11100019848859 is a prime.

It is not a weakly prime, because it can be changed into another prime (11100020111023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550010055501 + 5550010055502.

It is an arithmetic number, because the mean of its divisors is an integer number (5550010055502).

Almost surely, 2^{11100020111003} is an apocalyptic number.

11100020111003 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100020111003 is an equidigital number, since it uses as much as digits as its factorization.

11100020111003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11100020111003 its reverse (30011102000111), we get a palindrome (41111122111114).

The spelling of 11100020111003 in words is "eleven trillion, one hundred billion, twenty million, one hundred eleven thousand, three".