221202410134 has 4 divisors (see below), whose sum is σ = 331803615204. Its totient is φ = 110601205066.

The previous prime is 221202410101. The next prime is 221202410141. The reversal of 221202410134 is 431014202122.

221202410134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 55300602532 + ... + 55300602535.

It is an arithmetic number, because the mean of its divisors is an integer number (82950903801).

Almost surely, 2^221202410134 is an apocalyptic number.

221202410134 is a deficient number, since it is larger than the sum of its proper divisors (110601205070).

221202410134 is a wasteful number, since it uses less digits than its factorization.

221202410134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110601205069.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 221202410134 its reverse (431014202122), we get a palindrome (652216612256).

The spelling of 221202410134 in words is "two hundred twenty-one billion, two hundred two million, four hundred ten thousand, one hundred thirty-four".