1202320003 has 2 divisors, whose sum is σ = 1202320004. Its totient is φ = 1202320002.

The previous prime is 1202319997. The next prime is 1202320013. The reversal of 1202320003 is 3000232021.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3000232021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1202320003 - 2⁵ = 1202319971 is a prime.

It is a super-2 number, since 2×1202320003² = 2891146779227840018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1202320013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601160001 + 601160002.

It is an arithmetic number, because the mean of its divisors is an integer number (601160002).

Almost surely, 2^1202320003 is an apocalyptic number.

1202320003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202320003 is an equidigital number, since it uses as much as digits as its factorization.

1202320003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1202320003 is about 34674.4863408241. The cubic root of 1202320003 is about 1063.3429536204.

Adding to 1202320003 its reverse (3000232021), we get a palindrome (4202552024).

The spelling of 1202320003 in words is "one billion, two hundred two million, three hundred twenty thousand, three".