42402222200422 has 48 divisors (see below), whose sum is σ = 77681217026160. Its totient is φ = 17283870217152.

The previous prime is 42402222200413. The next prime is 42402222200431. The reversal of 42402222200422 is 22400222220424.

It is an interprime number because it is at equal distance from previous prime (42402222200413) and next prime (42402222200431).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111151773 + ... + 111532600.

It is an arithmetic number, because the mean of its divisors is an integer number (1618358688045).

Almost surely, 2^{42402222200422} is an apocalyptic number.

42402222200422 is a deficient number, since it is larger than the sum of its proper divisors (35278994825738).

42402222200422 is a wasteful number, since it uses less digits than its factorization.

42402222200422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222684485 (or 222684478 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 42402222200422 its reverse (22400222220424), we get a palindrome (64802444420846).

The spelling of 42402222200422 in words is "forty-two trillion, four hundred two billion, two hundred twenty-two million, two hundred thousand, four hundred twenty-two".