20023003202 has 4 divisors (see below), whose sum is σ = 30034504806. Its totient is φ = 10011501600.

The previous prime is 20023003177. The next prime is 20023003307. The reversal of 20023003202 is 20230032002.

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., 16414478161 + 3608525041 = 128119^2 + 60071^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005750799 + ... + 5005750802.

Almost surely, 2^20023003202 is an apocalyptic number.

20023003202 is a deficient number, since it is larger than the sum of its proper divisors (10011501604).

20023003202 is a wasteful number, since it uses less digits than its factorization.

20023003202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10011501603.

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

Adding to 20023003202 its reverse (20230032002), we get a palindrome (40253035204).

The spelling of 20023003202 in words is "twenty billion, twenty-three million, three thousand, two hundred two".