2104331421 has 8 divisors (see below), whose sum is σ = 2811785184. Its totient is φ = 1399882640.

The previous prime is 2104331419. The next prime is 2104331473. The reversal of 2104331421 is 1241334012.

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

It is a cyclic number.

It is not a de Polignac number, because 2104331421 - 2¹ = 2104331419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104331401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749610 + ... + 752411.

It is an arithmetic number, because the mean of its divisors is an integer number (351473148).

Almost surely, 2^2104331421 is an apocalyptic number.

It is an amenable number.

2104331421 is a deficient number, since it is larger than the sum of its proper divisors (707453763).

2104331421 is a wasteful number, since it uses less digits than its factorization.

2104331421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502491.

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

The square root of 2104331421 is about 45872.9922830417. The cubic root of 2104331421 is about 1281.4589932931.

Adding to 2104331421 its reverse (1241334012), we get a palindrome (3345665433).

The spelling of 2104331421 in words is "two billion, one hundred four million, three hundred thirty-one thousand, four hundred twenty-one".