1131020003131 has 2 divisors, whose sum is σ = 1131020003132. Its totient is φ = 1131020003130.

The previous prime is 1131020003081. The next prime is 1131020003149. The reversal of 1131020003131 is 1313000201311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1131020003131 - 2¹³ = 1131019994939 is a prime.

It is a super-2 number, since 2×1131020003131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1131020003171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565510001565 + 565510001566.

It is an arithmetic number, because the mean of its divisors is an integer number (565510001566).

Almost surely, 2^{1131020003131} is an apocalyptic number.

1131020003131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131020003131 is an equidigital number, since it uses as much as digits as its factorization.

1131020003131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1131020003131 its reverse (1313000201311), we get a palindrome (2444020204442).

The spelling of 1131020003131 in words is "one trillion, one hundred thirty-one billion, twenty million, three thousand, one hundred thirty-one".