1023303313120 has 96 divisors (see below), whose sum is σ = 2674477564416. Its totient is φ = 366869260800.

The previous prime is 1023303313117. The next prime is 1023303313159. The reversal of 1023303313120 is 213133033201.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1023303313091 and 1023303313100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3969564 + ... + 4219483.

It is an arithmetic number, because the mean of its divisors is an integer number (27859141296).

Almost surely, 2^{1023303313120} is an apocalyptic number.

1023303313120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023303313120 is an abundant number, since it is smaller than the sum of its proper divisors (1651174251296).

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

1023303313120 is a wasteful number, since it uses less digits than its factorization.

1023303313120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8189144 (or 8189136 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1023303313120 its reverse (213133033201), we get a palindrome (1236436346321).

The spelling of 1023303313120 in words is "one trillion, twenty-three billion, three hundred three million, three hundred thirteen thousand, one hundred twenty".