1316020000 has 120 divisors (see below), whose sum is σ = 3350724300. Its totient is φ = 508032000.

The previous prime is 1316019973. The next prime is 1316020063. The reversal of 1316020000 is 206131.

It can be written as a sum of positive squares in 10 ways, for example, as 371564176 + 944455824 = 19276^2 + 30732^2 .

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, 578866 + ... + 581134.

Almost surely, 2^1316020000 is an apocalyptic number.

1316020000 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 1316020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1675362150).

1316020000 is an abundant number, since it is smaller than the sum of its proper divisors (2034704300).

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

1316020000 is an equidigital number, since it uses as much as digits as its factorization.

1316020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328 (or 2305 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1316020000 is about 36276.9899523100. The cubic root of 1316020000 is about 1095.8576990378.

Adding to 1316020000 its reverse (206131), we get a palindrome (1316226131).

The spelling of 1316020000 in words is "one billion, three hundred sixteen million, twenty thousand".