1313233021120 has 224 divisors, whose sum is σ = 3385120504320. Its totient is φ = 484087726080.

The previous prime is 1313233021117. The next prime is 1313233021169. The reversal of 1313233021120 is 211203323131.

It is a junction number, because it is equal to n+sod(n) for n = 1313233021091 and 1313233021100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20969374 + ... + 21031906.

Almost surely, 2^{1313233021120} is an apocalyptic number.

1313233021120 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 1313233021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1692560252160).

1313233021120 is an abundant number, since it is smaller than the sum of its proper divisors (2071887483200).

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

1313233021120 is a wasteful number, since it uses less digits than its factorization.

1313233021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62683 (or 62673 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1313233021120 its reverse (211203323131), we get a palindrome (1524436344251).

The spelling of 1313233021120 in words is "one trillion, three hundred thirteen billion, two hundred thirty-three million, twenty-one thousand, one hundred twenty".