42100334121 has 8 divisors (see below), whose sum is σ = 59088188320. Its totient is φ = 26589684672.

The previous prime is 42100334117. The next prime is 42100334123. The reversal of 42100334121 is 12143300124.

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

It is not a de Polignac number, because 42100334121 - 2² = 42100334117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42100334123) 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, 369301120 + ... + 369301233.

It is an arithmetic number, because the mean of its divisors is an integer number (7386023540).

Almost surely, 2^42100334121 is an apocalyptic number.

It is an amenable number.

42100334121 is a deficient number, since it is larger than the sum of its proper divisors (16987854199).

42100334121 is a wasteful number, since it uses less digits than its factorization.

42100334121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738602375.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 42100334121 its reverse (12143300124), we get a palindrome (54243634245).

The spelling of 42100334121 in words is "forty-two billion, one hundred million, three hundred thirty-four thousand, one hundred twenty-one".