1200100323 has 8 divisors (see below), whose sum is σ = 1600632000. Its totient is φ = 799817768.

The previous prime is 1200100273. The next prime is 1200100331. The reversal of 1200100323 is 3230010021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1200100323 - 2⁶ = 1200100259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1200100299 and 1200100308.

It is not an unprimeable number, because it can be changed into a prime (1200100423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50733 + ... + 70526.

It is an arithmetic number, because the mean of its divisors is an integer number (200079000).

Almost surely, 2^1200100323 is an apocalyptic number.

1200100323 is a deficient number, since it is larger than the sum of its proper divisors (400531677).

1200100323 is a wasteful number, since it uses less digits than its factorization.

1200100323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124561.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1200100323 is about 34642.4641588903. The cubic root of 1200100323 is about 1062.6881819951.

Adding to 1200100323 its reverse (3230010021), we get a palindrome (4430110344).

The spelling of 1200100323 in words is "one billion, two hundred million, one hundred thousand, three hundred twenty-three".