1131132101231 has 8 divisors (see below), whose sum is σ = 1233974970624. Its totient is φ = 1028291344920.

The previous prime is 1131132101171. The next prime is 1131132101237. The reversal of 1131132101231 is 1321012311311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1131132101231 - 2¹⁴ = 1131132084847 is a prime.

It is a super-2 number, since 2×1131132101231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131132101237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719060 + ... + 1667126.

It is an arithmetic number, because the mean of its divisors is an integer number (154246871328).

Almost surely, 2^{1131132101231} is an apocalyptic number.

1131132101231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1131132101231 is a deficient number, since it is larger than the sum of its proper divisors (102842869393).

1131132101231 is a wasteful number, since it uses less digits than its factorization.

1131132101231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056541.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1131132101231 its reverse (1321012311311), we get a palindrome (2452144412542).

The spelling of 1131132101231 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-two million, one hundred one thousand, two hundred thirty-one".