1323400200 has 48 divisors (see below), whose sum is σ = 4102542480. Its totient is φ = 352906560.

The previous prime is 1323400193. The next prime is 1323400219. The reversal of 1323400200 is 20043231.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1323400200.

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, 1102234 + ... + 1103433.

It is an arithmetic number, because the mean of its divisors is an integer number (85469635).

Almost surely, 2^1323400200 is an apocalyptic number.

1323400200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323400200 is an abundant number, since it is smaller than the sum of its proper divisors (2779142280).

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

1323400200 is a wasteful number, since it uses less digits than its factorization.

1323400200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205686 (or 2205677 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1323400200 is about 36378.5678662588. The cubic root of 1323400200 is about 1097.9023937708.

Adding to 1323400200 its reverse (20043231), we get a palindrome (1343443431).

The spelling of 1323400200 in words is "one billion, three hundred twenty-three million, four hundred thousand, two hundred".