20023032002 has 4 divisors (see below), whose sum is σ = 30034548006. Its totient is φ = 10011516000.

The previous prime is 20023031983. The next prime is 20023032019.

20023032002 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in only one way, i.e., 11215021801 + 8808010201 = 105901^2 + 93851^2 .

It is a super-2 number, since 2×20023032002² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5005757999 + ... + 5005758002.

Almost surely, 2^20023032002 is an apocalyptic number.

20023032002 is a deficient number, since it is larger than the sum of its proper divisors (10011516004).

20023032002 is a wasteful number, since it uses less digits than its factorization.

20023032002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10011516003.

The product of its (nonzero) digits is 144, while the sum is 14.

It can be divided in two parts, 200230 and 32002, that added together give a palindrome (232232).

The spelling of 20023032002 in words is "twenty billion, twenty-three million, thirty-two thousand, two".