1023303013320 has 128 divisors (see below), whose sum is σ = 3509319456000. Its totient is φ = 233841033216.

The previous prime is 1023303013307. The next prime is 1023303013331. The reversal of 1023303013320 is 233103033201.

1023303013320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 3362856 + ... + 3654504.

It is an arithmetic number, because the mean of its divisors is an integer number (27416558250).

Almost surely, 2^{1023303013320} is an apocalyptic number.

1023303013320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023303013320 is an abundant number, since it is smaller than the sum of its proper divisors (2486016442680).

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

1023303013320 is a wasteful number, since it uses less digits than its factorization.

1023303013320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295847 (or 295843 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 1023303013320 its reverse (233103033201), we get a palindrome (1256406046521).

The spelling of 1023303013320 in words is "one trillion, twenty-three billion, three hundred three million, thirteen thousand, three hundred twenty".