3421232121 has 8 divisors (see below), whose sum is σ = 4684930624. Its totient is φ = 2219177520.

The previous prime is 3421232107. The next prime is 3421232123. The reversal of 3421232121 is 1212321243.

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

It is not a de Polignac number, because 3421232121 - 2¹¹ = 3421230073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3421232123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15410845 + ... + 15411066.

It is an arithmetic number, because the mean of its divisors is an integer number (585616328).

Almost surely, 2^3421232121 is an apocalyptic number.

It is an amenable number.

3421232121 is a deficient number, since it is larger than the sum of its proper divisors (1263698503).

3421232121 is a wasteful number, since it uses less digits than its factorization.

3421232121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30821951.

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

The square root of 3421232121 is about 58491.2995324946. The cubic root of 3421232121 is about 1506.8181645755.

Adding to 3421232121 its reverse (1212321243), we get a palindrome (4633553364).

It can be divided in two parts, 3 and 421232121, that added together give a palindrome (421232124).

The spelling of 3421232121 in words is "three billion, four hundred twenty-one million, two hundred thirty-two thousand, one hundred twenty-one".