204034034014321 has 16 divisors (see below), whose sum is σ = 233294312160000. Its totient is φ = 174801913057728.

The previous prime is 204034034014303. The next prime is 204034034014333. The reversal of 204034034014321 is 123410430430402.

It is a cyclic number.

It is not a de Polignac number, because 204034034014321 - 2³⁹ = 203484278200433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204034034014721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140624115 + ... + 142067623.

It is an arithmetic number, because the mean of its divisors is an integer number (14580894510000).

Almost surely, 2^{204034034014321} is an apocalyptic number.

It is an amenable number.

204034034014321 is a deficient number, since it is larger than the sum of its proper divisors (29260278145679).

204034034014321 is a wasteful number, since it uses less digits than its factorization.

204034034014321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1453248.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 204034034014321 its reverse (123410430430402), we get a palindrome (327444464444723).

The spelling of 204034034014321 in words is "two hundred four trillion, thirty-four billion, thirty-four million, fourteen thousand, three hundred twenty-one".