1131331223130 has 32 divisors (see below), whose sum is σ = 2715264215424. Its totient is φ = 301680628416.

The previous prime is 1131331223119. The next prime is 1131331223159. The reversal of 1131331223130 is 313221331311.

It is a self number, because there is not a number n which added to its sum of digits gives 1131331223130.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 767347 + ... + 1688633.

It is an arithmetic number, because the mean of its divisors is an integer number (84852006732).

Almost surely, 2^{1131331223130} is an apocalyptic number.

1131331223130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131331223130 is an abundant number, since it is smaller than the sum of its proper divisors (1583932992294).

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

1131331223130 is a wasteful number, since it uses less digits than its factorization.

1131331223130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962230.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1131331223130 its reverse (313221331311), we get a palindrome (1444552554441).

The spelling of 1131331223130 in words is "one trillion, one hundred thirty-one billion, three hundred thirty-one million, two hundred twenty-three thousand, one hundred thirty".