1002301213 has 4 divisors (see below), whose sum is σ = 1004693760. Its totient is φ = 999908668.

The previous prime is 1002301189. The next prime is 1002301229. The reversal of 1002301213 is 3121032001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3121032001 = 3761 ⋅829841.

It is a cyclic number.

It is not a de Polignac number, because 1002301213 - 2⁹ = 1002300701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002301193 and 1002301202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002311213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1195645 + ... + 1196482.

It is an arithmetic number, because the mean of its divisors is an integer number (251173440).

Almost surely, 2^1002301213 is an apocalyptic number.

It is an amenable number.

1002301213 is a deficient number, since it is larger than the sum of its proper divisors (2392547).

1002301213 is an equidigital number, since it uses as much as digits as its factorization.

1002301213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392546.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1002301213 is about 31659.1410654174. The cubic root of 1002301213 is about 1000.7664833532.

Adding to 1002301213 its reverse (3121032001), we get a palindrome (4123333214).

The spelling of 1002301213 in words is "one billion, two million, three hundred one thousand, two hundred thirteen".