Adding to 1123203002 its reverse (2003023211), we get a palindrome (3126226213).
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
Almost surely, 21123203002 is an apocalyptic number.
1123203002 is a wasteful number, since it uses less digits than its factorization.
1123203002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19365600.
The square root of 1123203002 is about 33514.2208920333. The cubic root of 1123203002 is about 1039.4878524944.
The spelling of 1123203002 in words is "one billion, one hundred twenty-three million, two hundred three thousand, two".