221323241134 has 8 divisors (see below), whose sum is σ = 332005541688. Its totient is φ = 110654727240.

The previous prime is 221323241131. The next prime is 221323241147. The reversal of 221323241134 is 431142323122.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221323241131) 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, 3406437 + ... + 3470800.

It is an arithmetic number, because the mean of its divisors is an integer number (41500692711).

Almost surely, 2^221323241134 is an apocalyptic number.

221323241134 is a deficient number, since it is larger than the sum of its proper divisors (110682300554).

221323241134 is a wasteful number, since it uses less digits than its factorization.

221323241134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6893330.

The product of its digits is 6912, while the sum is 28.

Adding to 221323241134 its reverse (431142323122), we get a palindrome (652465564256).

The spelling of 221323241134 in words is "two hundred twenty-one billion, three hundred twenty-three million, two hundred forty-one thousand, one hundred thirty-four".