1131434123320 has 32 divisors (see below), whose sum is σ = 2561344747920. Its totient is φ = 449797121280.

The previous prime is 1131434123317. The next prime is 1131434123329. The reversal of 1131434123320 is 233214341311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131434123329) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 86759901 + ... + 86772940.

Almost surely, 2^{1131434123320} is an apocalyptic number.

1131434123320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131434123320 is an abundant number, since it is smaller than the sum of its proper divisors (1429910624600).

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

1131434123320 is a wasteful number, since it uses less digits than its factorization.

1131434123320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173533015 (or 173533011 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 1131434123320 its reverse (233214341311), we get a palindrome (1364648464631).

The spelling of 1131434123320 in words is "one trillion, one hundred thirty-one billion, four hundred thirty-four million, one hundred twenty-three thousand, three hundred twenty".