20002220422 has 8 divisors (see below), whose sum is σ = 30003931872. Its totient is φ = 10000909800.

The previous prime is 20002220389. The next prime is 20002220423. The reversal of 20002220422 is 22402220002.

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

It is a junction number, because it is equal to n+sod(n) for n = 20002220396 and 20002220405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002220423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134472 + ... + 241012.

It is an arithmetic number, because the mean of its divisors is an integer number (3750491484).

Almost surely, 2^20002220422 is an apocalyptic number.

20002220422 is a deficient number, since it is larger than the sum of its proper divisors (10001711450).

20002220422 is a wasteful number, since it uses less digits than its factorization.

20002220422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200414.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20002220422 its reverse (22402220002), we get a palindrome (42404440424).

The spelling of 20002220422 in words is "twenty billion, two million, two hundred twenty thousand, four hundred twenty-two".