1313202002120 has 16 divisors (see below), whose sum is σ = 2954704504860. Its totient is φ = 525280800832.

The previous prime is 1313202002107. The next prime is 1313202002153. The reversal of 1313202002120 is 212002023131.

It can be written as a sum of positive squares in 2 ways, for example, as 1304497485316 + 8704516804 = 1142146^2 + 93298^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16415024987 + ... + 16415025066.

Almost surely, 2^{1313202002120} is an apocalyptic number.

1313202002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313202002120 is an abundant number, since it is smaller than the sum of its proper divisors (1641502502740).

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

1313202002120 is a wasteful number, since it uses less digits than its factorization.

1313202002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32830050064 (or 32830050060 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1313202002120 its reverse (212002023131), we get a palindrome (1525204025251).

The spelling of 1313202002120 in words is "one trillion, three hundred thirteen billion, two hundred two million, two thousand, one hundred twenty".