150204543211221 has 8 divisors (see below), whose sum is σ = 200377744071264. Its totient is φ = 100083852246000.

The previous prime is 150204543211169. The next prime is 150204543211237. The reversal of 150204543211221 is 122112345402051.

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

It is not a de Polignac number, because 150204543211221 - 2¹⁵ = 150204543178453 is a prime.

It is a super-2 number, since 2×150204543211221² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150204543211621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13127467030 + ... + 13127478471.

It is an arithmetic number, because the mean of its divisors is an integer number (25047218008908).

Almost surely, 2^{150204543211221} is an apocalyptic number.

It is an amenable number.

150204543211221 is a deficient number, since it is larger than the sum of its proper divisors (50173200860043).

150204543211221 is a wasteful number, since it uses less digits than its factorization.

150204543211221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26254947411.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 150204543211221 its reverse (122112345402051), we get a palindrome (272316888613272).

The spelling of 150204543211221 in words is "one hundred fifty trillion, two hundred four billion, five hundred forty-three million, two hundred eleven thousand, two hundred twenty-one".