221144013402334 has 8 divisors (see below), whose sum is σ = 361872021931128. Its totient is φ = 100520006091960.

The previous prime is 221144013402331. The next prime is 221144013402343. The reversal of 221144013402334 is 433204310441122.

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

It is a self number, because there is not a number n which added to its sum of digits gives 221144013402334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221144013402331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5026000304577 + ... + 5026000304620.

It is an arithmetic number, because the mean of its divisors is an integer number (45234002741391).

Almost surely, 2^{221144013402334} is an apocalyptic number.

221144013402334 is a deficient number, since it is larger than the sum of its proper divisors (140728008528794).

221144013402334 is a wasteful number, since it uses less digits than its factorization.

221144013402334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10052000609210.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 221144013402334 its reverse (433204310441122), we get a palindrome (654348323843456).

The spelling of 221144013402334 in words is "two hundred twenty-one trillion, one hundred forty-four billion, thirteen million, four hundred two thousand, three hundred thirty-four".