1313033100100 has 72 divisors (see below), whose sum is σ = 2882268960480. Its totient is φ = 519136654080.

The previous prime is 1313033100097. The next prime is 1313033100101. The reversal of 1313033100100 is 10013303131.

It is not an unprimeable number, because it can be changed into a prime (1313033100101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28127379 + ... + 28174021.

It is an arithmetic number, because the mean of its divisors is an integer number (40031513340).

Almost surely, 2^{1313033100100} is an apocalyptic number.

1313033100100 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 1313033100100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1441134480240).

1313033100100 is an abundant number, since it is smaller than the sum of its proper divisors (1569235860380).

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

1313033100100 is a wasteful number, since it uses less digits than its factorization.

1313033100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49909 (or 49902 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 1313033100100 its reverse (10013303131), we get a palindrome (1323046403231).

The spelling of 1313033100100 in words is "one trillion, three hundred thirteen billion, thirty-three million, one hundred thousand, one hundred".