152104121443221 has 8 divisors (see below), whose sum is σ = 213479468692320. Its totient is φ = 96065760911472.

The previous prime is 152104121443201. The next prime is 152104121443277. The reversal of 152104121443221 is 122344121401251.

It is a happy number.

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

It is not a de Polignac number, because 152104121443221 - 2¹⁵ = 152104121410453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152104121443201) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1334246679270 + ... + 1334246679383.

It is an arithmetic number, because the mean of its divisors is an integer number (26684933586540).

Almost surely, 2^{152104121443221} is an apocalyptic number.

It is an amenable number.

152104121443221 is a deficient number, since it is larger than the sum of its proper divisors (61375347249099).

152104121443221 is a wasteful number, since it uses less digits than its factorization.

152104121443221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668493358675.

The product of its (nonzero) digits is 15360, while the sum is 33.

Adding to 152104121443221 its reverse (122344121401251), we get a palindrome (274448242844472).

The spelling of 152104121443221 in words is "one hundred fifty-two trillion, one hundred four billion, one hundred twenty-one million, four hundred forty-three thousand, two hundred twenty-one".