1131313032234 has 144 divisors (see below), whose sum is σ = 3111978411360. Its totient is φ = 293716019520.

The previous prime is 1131313032203. The next prime is 1131313032257. The reversal of 1131313032234 is 4322303131311.

1131313032234 is a `hidden beast` number, since 1 + 1 + 3 + 131 + 303 + 223 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1131313032198 and 1131313032207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 22668052 + ... + 22717904.

It is an arithmetic number, because the mean of its divisors is an integer number (21610961190).

Almost surely, 2^{1131313032234} is an apocalyptic number.

1131313032234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1131313032234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1555989205680).

1131313032234 is an abundant number, since it is smaller than the sum of its proper divisors (1980665379126).

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

1131313032234 is a wasteful number, since it uses less digits than its factorization.

1131313032234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52225 (or 52215 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 1131313032234 its reverse (4322303131311), we get a palindrome (5453616163545).

The spelling of 1131313032234 in words is "one trillion, one hundred thirty-one billion, three hundred thirteen million, thirty-two thousand, two hundred thirty-four".