1131412420000 has 120 divisors (see below), whose sum is σ = 2784532192596. Its totient is φ = 452388096000.

The previous prime is 1131412419959. The next prime is 1131412420013. The reversal of 1131412420000 is 242141311.

It can be written as a sum of positive squares in 10 ways, for example, as 187693431696 + 943718988304 = 433236^2 + 971452^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1131412420000.

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, 59050422 + ... + 59069578.

Almost surely, 2^{1131412420000} is an apocalyptic number.

1131412420000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1131412420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1392266096298).

1131412420000 is an abundant number, since it is smaller than the sum of its proper divisors (1653119772596).

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

1131412420000 is an equidigital number, since it uses as much as digits as its factorization.

1131412420000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22140 (or 22117 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1131412420000 its reverse (242141311), we get a palindrome (1131654561311).

The spelling of 1131412420000 in words is "one trillion, one hundred thirty-one billion, four hundred twelve million, four hundred twenty thousand".