234500021034221 has 4 divisors (see below), whose sum is σ = 234524099493600. Its totient is φ = 234475942574844.

The previous prime is 234500021034217. The next prime is 234500021034233. The reversal of 234500021034221 is 122430120005432.

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 not a de Polignac number, because 234500021034221 - 2² = 234500021034217 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 (234500021034211) 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, 12039215081 + ... + 12039234558.

It is an arithmetic number, because the mean of its divisors is an integer number (58631024873400).

Almost surely, 2^{234500021034221} is an apocalyptic number.

It is an amenable number.

234500021034221 is a deficient number, since it is larger than the sum of its proper divisors (24078459379).

234500021034221 is an equidigital number, since it uses as much as digits as its factorization.

234500021034221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24078459378.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 234500021034221 its reverse (122430120005432), we get a palindrome (356930141039653).

The spelling of 234500021034221 in words is "two hundred thirty-four trillion, five hundred billion, twenty-one million, thirty-four thousand, two hundred twenty-one".