1002023301 has 4 divisors (see below), whose sum is σ = 1336031072. Its totient is φ = 668015532.

The previous prime is 1002023279. The next prime is 1002023327. The reversal of 1002023301 is 1033202001.

It is a happy number.

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.

It is not a de Polignac number, because 1002023301 - 2⁶ = 1002023237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002023371) 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, 167003881 + ... + 167003886.

It is an arithmetic number, because the mean of its divisors is an integer number (334007768).

Almost surely, 2^1002023301 is an apocalyptic number.

It is an amenable number.

1002023301 is a deficient number, since it is larger than the sum of its proper divisors (334007771).

1002023301 is an equidigital number, since it uses as much as digits as its factorization.

1002023301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334007770.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1002023301 is about 31654.7516338385. The cubic root of 1002023301 is about 1000.6739793165.

Adding to 1002023301 its reverse (1033202001), we get a palindrome (2035225302).

The spelling of 1002023301 in words is "one billion, two million, twenty-three thousand, three hundred one".