20023202 has 8 divisors (see below), whose sum is σ = 31340736. Its totient is φ = 9576292.

The previous prime is 20023187. The next prime is 20023259. The reversal of 20023202 is 20232002.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217598 + ... + 217689.

It is an arithmetic number, because the mean of its divisors is an integer number (3917592).

Almost surely, 2^20023202 is an apocalyptic number.

20023202 is a deficient number, since it is larger than the sum of its proper divisors (11317534).

20023202 is a wasteful number, since it uses less digits than its factorization.

20023202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435312.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 20023202 is about 4474.7292655534. The cubic root of 20023202 is about 271.5466876243.

Adding to 20023202 its reverse (20232002), we get a palindrome (40255204).

The spelling of 20023202 in words is "twenty million, twenty-three thousand, two hundred two".