1002210243 has 4 divisors (see below), whose sum is σ = 1336280328. Its totient is φ = 668140160.

The previous prime is 1002210239. The next prime is 1002210247. The reversal of 1002210243 is 3420122001.

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

It is an interprime number because it is at equal distance from previous prime (1002210239) and next prime (1002210247).

It is a cyclic number.

It is not a de Polignac number, because 1002210243 - 2² = 1002210239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002210247) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 167035038 + ... + 167035043.

It is an arithmetic number, because the mean of its divisors is an integer number (334070082).

Almost surely, 2^1002210243 is an apocalyptic number.

1002210243 is a deficient number, since it is larger than the sum of its proper divisors (334070085).

1002210243 is an equidigital number, since it uses as much as digits as its factorization.

1002210243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334070084.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1002210243 is about 31657.7043229606. The cubic root of 1002210243 is about 1000.7362055351.

Adding to 1002210243 its reverse (3420122001), we get a palindrome (4422332244).

The spelling of 1002210243 in words is "one billion, two million, two hundred ten thousand, two hundred forty-three".