42420422210 has 32 divisors (see below), whose sum is σ = 77518769472. Its totient is φ = 16710091200.

The previous prime is 42420422179. The next prime is 42420422237. The reversal of 42420422210 is 1222402424.

It is a super-2 number, since 2×42420422210² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3109364 + ... + 3122976.

It is an arithmetic number, because the mean of its divisors is an integer number (2422461546).

Almost surely, 2^42420422210 is an apocalyptic number.

42420422210 is a deficient number, since it is larger than the sum of its proper divisors (35098347262).

42420422210 is a wasteful number, since it uses less digits than its factorization.

42420422210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18338.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 42420422210 its reverse (1222402424), we get a palindrome (43642824634).

The spelling of 42420422210 in words is "forty-two billion, four hundred twenty million, four hundred twenty-two thousand, two hundred ten".