1131122130000 has 100 divisors (see below), whose sum is σ = 3651413148768. Its totient is φ = 301632560000.

The previous prime is 1131122129947. The next prime is 1131122130031. The reversal of 1131122130000 is 312211311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18822036 + ... + 18882035.

Almost surely, 2^{1131122130000} is an apocalyptic number.

1131122130000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131122130000 is an abundant number, since it is smaller than the sum of its proper divisors (2520291018768).

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

1131122130000 is an equidigital number, since it uses as much as digits as its factorization.

1131122130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37704102 (or 37704081 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1131122130000 its reverse (312211311), we get a palindrome (1131434341311).

The spelling of 1131122130000 in words is "one trillion, one hundred thirty-one billion, one hundred twenty-two million, one hundred thirty thousand".