3234123021 has 4 divisors (see below), whose sum is σ = 4312164032. Its totient is φ = 2156082012.

The previous prime is 3234123001. The next prime is 3234123041. The reversal of 3234123021 is 1203214323.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3234123001) and next prime (3234123041).

It is not a de Polignac number, because 3234123021 - 2⁹ = 3234122509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3234123001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539020501 + ... + 539020506.

It is an arithmetic number, because the mean of its divisors is an integer number (1078041008).

Almost surely, 2^3234123021 is an apocalyptic number.

It is an amenable number.

3234123021 is a deficient number, since it is larger than the sum of its proper divisors (1078041011).

3234123021 is a wasteful number, since it uses less digits than its factorization.

3234123021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078041010.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3234123021 is about 56869.3504534736. The cubic root of 3234123021 is about 1478.8320193632.

Adding to 3234123021 its reverse (1203214323), we get a palindrome (4437337344).

The spelling of 3234123021 in words is "three billion, two hundred thirty-four million, one hundred twenty-three thousand, twenty-one".