1131333122320 has 20 divisors (see below), whose sum is σ = 2630349509580. Its totient is φ = 452533248896.

The previous prime is 1131333122299. The next prime is 1131333122327. The reversal of 1131333122320 is 232213331311.

It can be written as a sum of positive squares in 2 ways, for example, as 242363228416 + 888969893904 = 492304^2 + 942852^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (1131333122327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7070831935 + ... + 7070832094.

It is an arithmetic number, because the mean of its divisors is an integer number (131517475479).

Almost surely, 2^{1131333122320} is an apocalyptic number.

1131333122320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131333122320 is an abundant number, since it is smaller than the sum of its proper divisors (1499016387260).

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

1131333122320 is a wasteful number, since it uses less digits than its factorization.

1131333122320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14141664042 (or 14141664036 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1131333122320 its reverse (232213331311), we get a palindrome (1363546453631).

The spelling of 1131333122320 in words is "one trillion, one hundred thirty-one billion, three hundred thirty-three million, one hundred twenty-two thousand, three hundred twenty".