1328122300 has 36 divisors (see below), whose sum is σ = 2884877856. Its totient is φ = 530723200.

The previous prime is 1328122291. The next prime is 1328122319. The reversal of 1328122300 is 32218231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104280 + ... + 116320.

It is an arithmetic number, because the mean of its divisors is an integer number (80135496).

Almost surely, 2^1328122300 is an apocalyptic number.

1328122300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1328122300 is an abundant number, since it is smaller than the sum of its proper divisors (1556755556).

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

1328122300 is a wasteful number, since it uses less digits than its factorization.

1328122300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13158 (or 13151 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1328122300 is about 36443.4122990699. The cubic root of 1328122300 is about 1099.2066731644.

The spelling of 1328122300 in words is "one billion, three hundred twenty-eight million, one hundred twenty-two thousand, three hundred".