20202440222 has 4 divisors (see below), whose sum is σ = 30303660336. Its totient is φ = 10101220110.

The previous prime is 20202440173. The next prime is 20202440233. The reversal of 20202440222 is 22204420202.

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

It is a junction number, because it is equal to n+sod(n) for n = 20202440194 and 20202440203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050610054 + ... + 5050610057.

It is an arithmetic number, because the mean of its divisors is an integer number (7575915084).

Almost surely, 2^20202440222 is an apocalyptic number.

20202440222 is a deficient number, since it is larger than the sum of its proper divisors (10101220114).

20202440222 is a wasteful number, since it uses less digits than its factorization.

20202440222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10101220113.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20202440222 its reverse (22204420202), we get a palindrome (42406860424).

The spelling of 20202440222 in words is "twenty billion, two hundred two million, four hundred forty thousand, two hundred twenty-two".