1131011001132 has 12 divisors (see below), whose sum is σ = 2639025669336. Its totient is φ = 377003667040.

The previous prime is 1131011001047. The next prime is 1131011001157. The reversal of 1131011001132 is 2311001101311.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47125458369 + ... + 47125458392.

It is an arithmetic number, because the mean of its divisors is an integer number (219918805778).

Almost surely, 2^{1131011001132} is an apocalyptic number.

1131011001132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131011001132 is an abundant number, since it is smaller than the sum of its proper divisors (1508014668204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131011001132 is a wasteful number, since it uses less digits than its factorization.

1131011001132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94250916768 (or 94250916766 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 1131011001132 its reverse (2311001101311), we get a palindrome (3442012102443).

The spelling of 1131011001132 in words is "one trillion, one hundred thirty-one billion, eleven million, one thousand, one hundred thirty-two".