221334323230 has 16 divisors (see below), whose sum is σ = 398425948704. Its totient is φ = 88528358880.

The previous prime is 221334323167. The next prime is 221334323261. The reversal of 221334323230 is 32323433122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496026 + ... + 829885.

It is an arithmetic number, because the mean of its divisors is an integer number (24901621794).

Almost surely, 2^221334323230 is an apocalyptic number.

221334323230 is a deficient number, since it is larger than the sum of its proper divisors (177091625474).

221334323230 is a wasteful number, since it uses less digits than its factorization.

221334323230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342611.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 221334323230 its reverse (32323433122), we get a palindrome (253657756352).

The spelling of 221334323230 in words is "two hundred twenty-one billion, three hundred thirty-four million, three hundred twenty-three thousand, two hundred thirty".