421030110242 has 8 divisors (see below), whose sum is σ = 721765903296. Its totient is φ = 180441475812.

The previous prime is 421030110223. The next prime is 421030110247. The reversal of 421030110242 is 242011030124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (421030110247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15036789638 + ... + 15036789665.

It is an arithmetic number, because the mean of its divisors is an integer number (90220737912).

Almost surely, 2^421030110242 is an apocalyptic number.

421030110242 is a deficient number, since it is larger than the sum of its proper divisors (300735793054).

421030110242 is a wasteful number, since it uses less digits than its factorization.

421030110242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30073579312.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 421030110242 its reverse (242011030124), we get a palindrome (663041140366).

The spelling of 421030110242 in words is "four hundred twenty-one billion, thirty million, one hundred ten thousand, two hundred forty-two".