1132121201231 has 2 divisors, whose sum is σ = 1132121201232. Its totient is φ = 1132121201230.

The previous prime is 1132121201227. The next prime is 1132121201303. The reversal of 1132121201231 is 1321021212311.

It is a weak prime.

It is an emirp because it is prime and its reverse (1321021212311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1132121201231 - 2² = 1132121201227 is a prime.

It is a super-2 number, since 2×1132121201231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132121261231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566060600615 + 566060600616.

It is an arithmetic number, because the mean of its divisors is an integer number (566060600616).

Almost surely, 2^{1132121201231} is an apocalyptic number.

1132121201231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132121201231 is an equidigital number, since it uses as much as digits as its factorization.

1132121201231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1132121201231 its reverse (1321021212311), we get a palindrome (2453142413542).

The spelling of 1132121201231 in words is "one trillion, one hundred thirty-two billion, one hundred twenty-one million, two hundred one thousand, two hundred thirty-one".