221534452250022 has 8 divisors (see below), whose sum is σ = 443068904500056. Its totient is φ = 73844817416672.

The previous prime is 221534452250009. The next prime is 221534452250039. The reversal of 221534452250022 is 220052254435122.

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

221534452250022 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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, 18461204354163 + ... + 18461204354174.

It is an arithmetic number, because the mean of its divisors is an integer number (55383613062507).

Almost surely, 2^{221534452250022} is an apocalyptic number.

221534452250022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221534452250022 is a wasteful number, since it uses less digits than its factorization.

221534452250022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36922408708342.

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 221534452250022 in words is "two hundred twenty-one trillion, five hundred thirty-four billion, four hundred fifty-two million, two hundred fifty thousand, twenty-two".