422270004020 has 24 divisors (see below), whose sum is σ = 892415212584. Its totient is φ = 167832153216.

The previous prime is 422270004001. The next prime is 422270004041. The reversal of 422270004020 is 20400072224.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 108533349136 + 313736654884 = 329444^2 + 560122^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67237307 + ... + 67243586.

It is an arithmetic number, because the mean of its divisors is an integer number (37183967191).

Almost surely, 2^422270004020 is an apocalyptic number.

It is an amenable number.

422270004020 is an abundant number, since it is smaller than the sum of its proper divisors (470145208564).

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

422270004020 is a wasteful number, since it uses less digits than its factorization.

422270004020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134481059 (or 134481057 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 23.

Adding to 422270004020 its reverse (20400072224), we get a palindrome (442670076244).

The spelling of 422270004020 in words is "four hundred twenty-two billion, two hundred seventy million, four thousand, twenty".