1330023000 has 64 divisors (see below), whose sum is σ = 4149681120. Its totient is φ = 354672000.

The previous prime is 1330022987. The next prime is 1330023083. The reversal of 1330023000 is 3200331.

It is a happy number.

It is a super-2 number, since 2×1330023000² = 3537922361058000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 218671 + ... + 224670.

Almost surely, 2^1330023000 is an apocalyptic number.

1330023000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1330023000 is an abundant number, since it is smaller than the sum of its proper divisors (2819658120).

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

1330023000 is a wasteful number, since it uses less digits than its factorization.

1330023000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443365 (or 443351 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 1330023000 is about 36469.4803911435. The cubic root of 1330023000 is about 1099.7307881135.

Adding to 1330023000 its reverse (3200331), we get a palindrome (1333223331).

The spelling of 1330023000 in words is "one billion, three hundred thirty million, twenty-three thousand".