422000243012 has 12 divisors (see below), whose sum is σ = 747848532480. Its totient is φ = 208329233736.

The previous prime is 422000242997. The next prime is 422000243047. The reversal of 422000243012 is 210342000224.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667721588 + ... + 667722219.

It is an arithmetic number, because the mean of its divisors is an integer number (62320711040).

Almost surely, 2^422000243012 is an apocalyptic number.

It is an amenable number.

422000243012 is a deficient number, since it is larger than the sum of its proper divisors (325848289468).

422000243012 is a wasteful number, since it uses less digits than its factorization.

422000243012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335443890 (or 1335443888 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 422000243012 its reverse (210342000224), we get a palindrome (632342243236).

The spelling of 422000243012 in words is "four hundred twenty-two billion, two hundred forty-three thousand, twelve".