221434323002 has 8 divisors (see below), whose sum is σ = 332162718816. Its totient is φ = 110713416732.

The previous prime is 221434322867. The next prime is 221434323023. The reversal of 221434323002 is 200323434122.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1797878 + ... + 1917089.

It is an arithmetic number, because the mean of its divisors is an integer number (41520339852).

Almost surely, 2^221434323002 is an apocalyptic number.

221434323002 is a deficient number, since it is larger than the sum of its proper divisors (110728395814).

221434323002 is a wasteful number, since it uses less digits than its factorization.

221434323002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3744772.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 221434323002 its reverse (200323434122), we get a palindrome (421757757124).

The spelling of 221434323002 in words is "two hundred twenty-one billion, four hundred thirty-four million, three hundred twenty-three thousand, two".