1313144243202 has 48 divisors (see below), whose sum is σ = 2953880566560. Its totient is φ = 388668477120.

The previous prime is 1313144243197. The next prime is 1313144243209. The reversal of 1313144243202 is 2023424413131.

It is a self number, because there is not a number n which added to its sum of digits gives 1313144243202.

It is not an unprimeable number, because it can be changed into a prime (1313144243209) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 21000627 + ... + 21063062.

It is an arithmetic number, because the mean of its divisors is an integer number (61539178470).

Almost surely, 2^{1313144243202} is an apocalyptic number.

1313144243202 is an abundant number, since it is smaller than the sum of its proper divisors (1640736323358).

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

1313144243202 is a wasteful number, since it uses less digits than its factorization.

1313144243202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42063759 (or 42063748 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 1313144243202 its reverse (2023424413131), we get a palindrome (3336568656333).

The spelling of 1313144243202 in words is "one trillion, three hundred thirteen billion, one hundred forty-four million, two hundred forty-three thousand, two hundred two".