20002202223 has 16 divisors (see below), whose sum is σ = 26718786816. Its totient is φ = 13310236800.

The previous prime is 20002202197. The next prime is 20002202239. The reversal of 20002202223 is 32220220002.

It is not a de Polignac number, because 20002202223 - 2²⁰ = 20001153647 is a prime.

It is a super-2 number, since 2×20002202223² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002202273) 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 15 ways as a sum of consecutive naturals, for example, 4620486 + ... + 4624812.

It is an arithmetic number, because the mean of its divisors is an integer number (1669924176).

Almost surely, 2^20002202223 is an apocalyptic number.

20002202223 is a deficient number, since it is larger than the sum of its proper divisors (6716584593).

20002202223 is a wasteful number, since it uses less digits than its factorization.

20002202223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6814.

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 20002202223 its reverse (32220220002), we get a palindrome (52222422225).

The spelling of 20002202223 in words is "twenty billion, two million, two hundred two thousand, two hundred twenty-three".