1200203422 has 8 divisors (see below), whose sum is σ = 1963969272. Its totient is φ = 545547000.

The previous prime is 1200203399. The next prime is 1200203443. The reversal of 1200203422 is 2243020021.

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

It is a junction number, because it is equal to n+sod(n) for n = 1200203396 and 1200203405.

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, 27277329 + ... + 27277372.

It is an arithmetic number, because the mean of its divisors is an integer number (245496159).

Almost surely, 2^1200203422 is an apocalyptic number.

1200203422 is a deficient number, since it is larger than the sum of its proper divisors (763765850).

1200203422 is a wasteful number, since it uses less digits than its factorization.

1200203422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54554714.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1200203422 is about 34643.9521706170. The cubic root of 1200203422 is about 1062.7186124931.

Adding to 1200203422 its reverse (2243020021), we get a palindrome (3443223443).

The spelling of 1200203422 in words is "one billion, two hundred million, two hundred three thousand, four hundred twenty-two".