1423212002 has 4 divisors (see below), whose sum is σ = 2134818006. Its totient is φ = 711606000.

The previous prime is 1423211941. The next prime is 1423212013. The reversal of 1423212002 is 2002123241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1417447201 + 5764801 = 37649^2 + 2401^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355802999 + ... + 355803002.

Almost surely, 2^1423212002 is an apocalyptic number.

1423212002 is a deficient number, since it is larger than the sum of its proper divisors (711606004).

1423212002 is an equidigital number, since it uses as much as digits as its factorization.

1423212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711606003.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1423212002 is about 37725.4821307826. The cubic root of 1423212002 is about 1124.8377055100.

Adding to 1423212002 its reverse (2002123241), we get a palindrome (3425335243).

The spelling of 1423212002 in words is "one billion, four hundred twenty-three million, two hundred twelve thousand, two".