1131324021371 has 2 divisors, whose sum is σ = 1131324021372. Its totient is φ = 1131324021370.

The previous prime is 1131324021361. The next prime is 1131324021403. The reversal of 1131324021371 is 1731204231311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131324021371 - 2¹⁸ = 1131323759227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131324021341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565662010685 + 565662010686.

It is an arithmetic number, because the mean of its divisors is an integer number (565662010686).

Almost surely, 2^{1131324021371} is an apocalyptic number.

1131324021371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131324021371 is an equidigital number, since it uses as much as digits as its factorization.

1131324021371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

Adding to 1131324021371 its reverse (1731204231311), we get a palindrome (2862528252682).

The spelling of 1131324021371 in words is "one trillion, one hundred thirty-one billion, three hundred twenty-four million, twenty-one thousand, three hundred seventy-one".