42421631222 has 4 divisors (see below), whose sum is σ = 63632446836. Its totient is φ = 21210815610.

The previous prime is 42421631221. The next prime is 42421631237. The reversal of 42421631222 is 22213612424.

42421631222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42421631221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10605407804 + ... + 10605407807.

It is an arithmetic number, because the mean of its divisors is an integer number (15908111709).

Almost surely, 2^42421631222 is an apocalyptic number.

42421631222 is a deficient number, since it is larger than the sum of its proper divisors (21210815614).

42421631222 is a wasteful number, since it uses less digits than its factorization.

42421631222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21210815613.

The product of its digits is 9216, while the sum is 29.

The spelling of 42421631222 in words is "forty-two billion, four hundred twenty-one million, six hundred thirty-one thousand, two hundred twenty-two".