220422423221004 has 12 divisors (see below), whose sum is σ = 514318987515704. Its totient is φ = 73474141073664.

The previous prime is 220422423221003. The next prime is 220422423221087. The reversal of 220422423221004 is 400122324224022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (220422423221003) 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, 9184267634197 + ... + 9184267634220.

Almost surely, 2^{220422423221004} is an apocalyptic number.

It is an amenable number.

220422423221004 is an abundant number, since it is smaller than the sum of its proper divisors (293896564294700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220422423221004 is a wasteful number, since it uses less digits than its factorization.

220422423221004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18368535268424 (or 18368535268422 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 220422423221004 its reverse (400122324224022), we get a palindrome (620544747445026).

The spelling of 220422423221004 in words is "two hundred twenty trillion, four hundred twenty-two billion, four hundred twenty-three million, two hundred twenty-one thousand, four".