221334023134 has 16 divisors (see below), whose sum is σ = 379678923648. Its totient is φ = 94795146072.

The previous prime is 221334023129. The next prime is 221334023153. The reversal of 221334023134 is 431320433122.

It is a happy number.

221334023134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 7 ways as a sum of consecutive naturals, for example, 5168952 + ... + 5211595.

It is an arithmetic number, because the mean of its divisors is an integer number (23729932728).

Almost surely, 2^221334023134 is an apocalyptic number.

221334023134 is a deficient number, since it is larger than the sum of its proper divisors (158344900514).

221334023134 is a wasteful number, since it uses less digits than its factorization.

221334023134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10382079.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 221334023134 its reverse (431320433122), we get a palindrome (652654456256).

The spelling of 221334023134 in words is "two hundred twenty-one billion, three hundred thirty-four million, twenty-three thousand, one hundred thirty-four".