421301111242 has 8 divisors (see below), whose sum is σ = 689401818432. Its totient is φ = 191500505100.

The previous prime is 421301111213. The next prime is 421301111251. The reversal of 421301111242 is 242111103124.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 19150050511 = 421301111242 / (4 + 2 + 1 + 3 + 0 + 1 + 1 + 1 + 1 + 2 + 4 + 2).

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, 9575025234 + ... + 9575025277.

It is an arithmetic number, because the mean of its divisors is an integer number (86175227304).

Almost surely, 2^421301111242 is an apocalyptic number.

421301111242 is a deficient number, since it is larger than the sum of its proper divisors (268100707190).

421301111242 is a wasteful number, since it uses less digits than its factorization.

421301111242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19150050524.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 421301111242 its reverse (242111103124), we get a palindrome (663412214366).

The spelling of 421301111242 in words is "four hundred twenty-one billion, three hundred one million, one hundred eleven thousand, two hundred forty-two".