20111132003 has 2 divisors, whose sum is σ = 20111132004. Its totient is φ = 20111132002.

The previous prime is 20111131993. The next prime is 20111132021. The reversal of 20111132003 is 30023111102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20111132003 - 2⁴ = 20111131987 is a prime.

It is not a weakly prime, because it can be changed into another prime (20111135003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055566001 + 10055566002.

It is an arithmetic number, because the mean of its divisors is an integer number (10055566002).

Almost surely, 2^20111132003 is an apocalyptic number.

20111132003 is a deficient number, since it is larger than the sum of its proper divisors (1).

20111132003 is an equidigital number, since it uses as much as digits as its factorization.

20111132003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 20111132003 its reverse (30023111102), we get a palindrome (50134243105).

The spelling of 20111132003 in words is "twenty billion, one hundred eleven million, one hundred thirty-two thousand, three".