1023000332321 has 8 divisors (see below), whose sum is σ = 1125223507488. Its totient is φ = 930000300900.

The previous prime is 1023000332317. The next prime is 1023000332353. The reversal of 1023000332321 is 1232330003201.

It is not a de Polignac number, because 1023000332321 - 2² = 1023000332317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023000332293 and 1023000332302.

It is not an unprimeable number, because it can be changed into a prime (1023000332371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384296315 + ... + 384298976.

It is an arithmetic number, because the mean of its divisors is an integer number (140652938436).

Almost surely, 2^{1023000332321} is an apocalyptic number.

1023000332321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1023000332321 is a deficient number, since it is larger than the sum of its proper divisors (102223175167).

1023000332321 is an frugal number, since it uses more digits than its factorization.

1023000332321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768595324 (or 768595302 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1023000332321 its reverse (1232330003201), we get a palindrome (2255330335522).

The spelling of 1023000332321 in words is "one trillion, twenty-three billion, three hundred thirty-two thousand, three hundred twenty-one".