422424321002 has 4 divisors (see below), whose sum is σ = 633636481506. Its totient is φ = 211212160500.

The previous prime is 422424321001. The next prime is 422424321029. The reversal of 422424321002 is 200123424224.

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

It can be written as a sum of positive squares in only one way, i.e., 223455689521 + 198968631481 = 472711^2 + 446059^2 .

It is not an unprimeable number, because it can be changed into a prime (422424321001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105606080249 + ... + 105606080252.

Almost surely, 2^422424321002 is an apocalyptic number.

422424321002 is a deficient number, since it is larger than the sum of its proper divisors (211212160504).

422424321002 is a wasteful number, since it uses less digits than its factorization.

422424321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211212160503.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 422424321002 its reverse (200123424224), we get a palindrome (622547745226).

The spelling of 422424321002 in words is "four hundred twenty-two billion, four hundred twenty-four million, three hundred twenty-one thousand, two".