1131331011330 has 32 divisors (see below), whose sum is σ = 2924055537984. Its totient is φ = 278481479616.

The previous prime is 1131331011329. The next prime is 1131331011347. The reversal of 1131331011330 is 331101331311.

It is a junction number, because it is equal to n+sod(n) for n = 1131331011297 and 1131331011306.

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, 1450423984 + ... + 1450424763.

It is an arithmetic number, because the mean of its divisors is an integer number (91376735562).

Almost surely, 2^{1131331011330} is an apocalyptic number.

1131331011330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131331011330 is an abundant number, since it is smaller than the sum of its proper divisors (1792724526654).

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

1131331011330 is a wasteful number, since it uses less digits than its factorization.

1131331011330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2900848770.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 1131331011330 its reverse (331101331311), we get a palindrome (1462432342641).

The spelling of 1131331011330 in words is "one trillion, one hundred thirty-one billion, three hundred thirty-one million, eleven thousand, three hundred thirty".