42421104231 has 8 divisors (see below), whose sum is σ = 61703424384. Its totient is φ = 25709760120.

The previous prime is 42421104223. The next prime is 42421104277. The reversal of 42421104231 is 13240112424.

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

It is not a de Polignac number, because 42421104231 - 2³ = 42421104223 is a prime.

It is a super-2 number, since 2×42421104231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42421104221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642743971 + ... + 642744036.

It is an arithmetic number, because the mean of its divisors is an integer number (7712928048).

Almost surely, 2^42421104231 is an apocalyptic number.

42421104231 is a deficient number, since it is larger than the sum of its proper divisors (19282320153).

42421104231 is a wasteful number, since it uses less digits than its factorization.

42421104231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285488021.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 42421104231 its reverse (13240112424), we get a palindrome (55661216655).

The spelling of 42421104231 in words is "forty-two billion, four hundred twenty-one million, one hundred four thousand, two hundred thirty-one".