1320206000 has 40 divisors (see below), whose sum is σ = 3192262944. Its totient is φ = 528081600.

The previous prime is 1320205973. The next prime is 1320206029. The reversal of 1320206000 is 6020231.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328052 + ... + 332051.

Almost surely, 2^1320206000 is an apocalyptic number.

1320206000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320206000 is an abundant number, since it is smaller than the sum of its proper divisors (1872056944).

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

1320206000 is an equidigital number, since it uses as much as digits as its factorization.

1320206000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660126 (or 660110 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1320206000 is about 36334.6391202665. The cubic root of 1320206000 is about 1097.0183716673.

Adding to 1320206000 its reverse (6020231), we get a palindrome (1326226231).

The spelling of 1320206000 in words is "one billion, three hundred twenty million, two hundred six thousand".