1002223023 has 8 divisors (see below), whose sum is σ = 1336823088. Its totient is φ = 667885824.

The previous prime is 1002222997. The next prime is 1002223043. The reversal of 1002223023 is 3203222001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1002223023 - 2¹⁶ = 1002157487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002222993 and 1002223011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002223043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56640 + ... + 72197.

It is an arithmetic number, because the mean of its divisors is an integer number (167102886).

Almost surely, 2^1002223023 is an apocalyptic number.

1002223023 is a deficient number, since it is larger than the sum of its proper divisors (334600065).

1002223023 is a wasteful number, since it uses less digits than its factorization.

1002223023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131433.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1002223023 is about 31657.9061689177. The cubic root of 1002223023 is about 1000.7404592514.

Adding to 1002223023 its reverse (3203222001), we get a palindrome (4205445024).

The spelling of 1002223023 in words is "one billion, two million, two hundred twenty-three thousand, twenty-three".