1323412100 has 36 divisors (see below), whose sum is σ = 2970838500. Its totient is φ = 511109760.

The previous prime is 1323412099. The next prime is 1323412127. The reversal of 1323412100 is 12143231.

It can be written as a sum of positive squares in 6 ways, for example, as 252682816 + 1070729284 = 15896^2 + 32722^2 .

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, 225275 + ... + 231074.

Almost surely, 2^1323412100 is an apocalyptic number.

1323412100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323412100 is an abundant number, since it is smaller than the sum of its proper divisors (1647426400).

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

1323412100 is a wasteful number, since it uses less digits than its factorization.

1323412100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456392 (or 456385 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1323412100 is about 36378.7314237316. The cubic root of 1323412100 is about 1097.9056845364.

Adding to 1323412100 its reverse (12143231), we get a palindrome (1335555331).

The spelling of 1323412100 in words is "one billion, three hundred twenty-three million, four hundred twelve thousand, one hundred".