221234034332 has 6 divisors (see below), whose sum is σ = 387159560088. Its totient is φ = 110617017164.

The previous prime is 221234034299. The next prime is 221234034347. The reversal of 221234034332 is 233430432122.

221234034332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 221234034295 and 221234034304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27654254288 + ... + 27654254295.

It is an arithmetic number, because the mean of its divisors is an integer number (64526593348).

Almost surely, 2^221234034332 is an apocalyptic number.

It is an amenable number.

221234034332 is a deficient number, since it is larger than the sum of its proper divisors (165925525756).

221234034332 is a wasteful number, since it uses less digits than its factorization.

221234034332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55308508587 (or 55308508585 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 221234034332 its reverse (233430432122), we get a palindrome (454664466454).

The spelling of 221234034332 in words is "two hundred twenty-one billion, two hundred thirty-four million, thirty-four thousand, three hundred thirty-two".