3234345221021 has 4 divisors (see below), whose sum is σ = 3235355010432. Its totient is φ = 3233335431612.

The previous prime is 3234345220993. The next prime is 3234345221033. The reversal of 3234345221021 is 1201225434323.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3234345221021 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 (3234345271021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504889901 + ... + 504896306.

It is an arithmetic number, because the mean of its divisors is an integer number (808838752608).

Almost surely, 2^{3234345221021} is an apocalyptic number.

It is an amenable number.

3234345221021 is a deficient number, since it is larger than the sum of its proper divisors (1009789411).

3234345221021 is a wasteful number, since it uses less digits than its factorization.

3234345221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009789410.

The product of its (nonzero) digits is 34560, while the sum is 32.

It can be divided in two parts, 323434 and 5221021, that added together give a palindrome (5544455).

The spelling of 3234345221021 in words is "three trillion, two hundred thirty-four billion, three hundred forty-five million, two hundred twenty-one thousand, twenty-one".