1132123311020 has 48 divisors (see below), whose sum is σ = 2561250313440. Its totient is φ = 417866205696.

The previous prime is 1132123310917. The next prime is 1132123311047. The reversal of 1132123311020 is 201133212311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1132123310983 and 1132123311001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39377 + ... + 1505256.

It is an arithmetic number, because the mean of its divisors is an integer number (53359381530).

Almost surely, 2^{1132123311020} is an apocalyptic number.

1132123311020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1132123311020 is an abundant number, since it is smaller than the sum of its proper divisors (1429127002420).

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

1132123311020 is a wasteful number, since it uses less digits than its factorization.

1132123311020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547474 (or 1547472 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1132123311020 its reverse (201133212311), we get a palindrome (1333256523331).

The spelling of 1132123311020 in words is "one trillion, one hundred thirty-two billion, one hundred twenty-three million, three hundred eleven thousand, twenty".