1313413532220 has 24 divisors (see below), whose sum is σ = 3677557890384. Its totient is φ = 350243608576.

The previous prime is 1313413532213. The next prime is 1313413532257. The reversal of 1313413532220 is 222353143131.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10945112709 + ... + 10945112828.

It is an arithmetic number, because the mean of its divisors is an integer number (153231578766).

Almost surely, 2^{1313413532220} is an apocalyptic number.

1313413532220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313413532220 is an abundant number, since it is smaller than the sum of its proper divisors (2364144358164).

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

1313413532220 is a wasteful number, since it uses less digits than its factorization.

1313413532220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21890225549 (or 21890225547 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 1313413532220 its reverse (222353143131), we get a palindrome (1535766675351).

The spelling of 1313413532220 in words is "one trillion, three hundred thirteen billion, four hundred thirteen million, five hundred thirty-two thousand, two hundred twenty".