3435121542321 has 12 divisors (see below), whose sum is σ = 5670676831872. Its totient is φ = 1962926595576.

The previous prime is 3435121542289. The next prime is 3435121542341. The reversal of 3435121542321 is 1232451215343.

3435121542321 is a `hidden beast` number, since 3 + 4 + 351 + 21 + 54 + 232 + 1 = 666.

3435121542321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3435121542321 - 2⁵ = 3435121542289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3435121542341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27262869321 + ... + 27262869446.

It is an arithmetic number, because the mean of its divisors is an integer number (472556402656).

Almost surely, 2^{3435121542321} is an apocalyptic number.

It is an amenable number.

3435121542321 is a deficient number, since it is larger than the sum of its proper divisors (2235555289551).

3435121542321 is a wasteful number, since it uses less digits than its factorization.

3435121542321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54525738780 (or 54525738777 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 3435121542321 its reverse (1232451215343), we get a palindrome (4667572757664).

The spelling of 3435121542321 in words is "three trillion, four hundred thirty-five billion, one hundred twenty-one million, five hundred forty-two thousand, three hundred twenty-one".