1131420414020 has 96 divisors (see below), whose sum is σ = 2565196663680. Its totient is φ = 416704066560.

The previous prime is 1131420414001. The next prime is 1131420414067. The reversal of 1131420414020 is 204140241311.

It is a super-2 number, since 2×1131420414020² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 297505439 + ... + 297509241.

It is an arithmetic number, because the mean of its divisors is an integer number (26720798580).

Almost surely, 2^{1131420414020} is an apocalyptic number.

1131420414020 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 1131420414020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1282598331840).

1131420414020 is an abundant number, since it is smaller than the sum of its proper divisors (1433776249660).

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

1131420414020 is a wasteful number, since it uses less digits than its factorization.

1131420414020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6405 (or 6403 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1131420414020 its reverse (204140241311), we get a palindrome (1335560655331).

The spelling of 1131420414020 in words is "one trillion, one hundred thirty-one billion, four hundred twenty million, four hundred fourteen thousand, twenty".