1131002020003 has 2 divisors, whose sum is σ = 1131002020004. Its totient is φ = 1131002020002.

The previous prime is 1131002019977. The next prime is 1131002020009. The reversal of 1131002020003 is 3000202001311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1131002020003 - 2⁹ = 1131002019491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131002020009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565501010001 + 565501010002.

It is an arithmetic number, because the mean of its divisors is an integer number (565501010002).

Almost surely, 2^{1131002020003} is an apocalyptic number.

1131002020003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131002020003 is an equidigital number, since it uses as much as digits as its factorization.

1131002020003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 1131002020003 its reverse (3000202001311), we get a palindrome (4131204021314).

The spelling of 1131002020003 in words is "one trillion, one hundred thirty-one billion, two million, twenty thousand, three".