1200123206 has 8 divisors (see below), whose sum is σ = 1842049704. Its totient is φ = 586106640.

The previous prime is 1200123173. The next prime is 1200123241. The reversal of 1200123206 is 6023210021.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6977375 + ... + 6977546.

It is an arithmetic number, because the mean of its divisors is an integer number (230256213).

Almost surely, 2^1200123206 is an apocalyptic number.

1200123206 is a deficient number, since it is larger than the sum of its proper divisors (641926498).

1200123206 is a wasteful number, since it uses less digits than its factorization.

1200123206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13954966.

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

The square root of 1200123206 is about 34642.7944311656. The cubic root of 1200123206 is about 1062.6949362468.

Adding to 1200123206 its reverse (6023210021), we get a palindrome (7223333227).

The spelling of 1200123206 in words is "one billion, two hundred million, one hundred twenty-three thousand, two hundred six".