221234034413 has 8 divisors (see below), whose sum is σ = 254768965440. Its totient is φ = 188181620640.

The previous prime is 221234034401. The next prime is 221234034451. The reversal of 221234034413 is 314430432122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 221234034413 - 2⁴ = 221234034397 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 (221234034613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120628328 + ... + 120630161.

It is an arithmetic number, because the mean of its divisors is an integer number (31846120680).

Almost surely, 2^221234034413 is an apocalyptic number.

It is an amenable number.

221234034413 is a deficient number, since it is larger than the sum of its proper divisors (33534931027).

221234034413 is a wasteful number, since it uses less digits than its factorization.

221234034413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241258627.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 221234034413 its reverse (314430432122), we get a palindrome (535664466535).

The spelling of 221234034413 in words is "two hundred twenty-one billion, two hundred thirty-four million, thirty-four thousand, four hundred thirteen".