150121335004221 has 32 divisors (see below), whose sum is σ = 241646996208640. Its totient is φ = 80981524047744.

The previous prime is 150121335004153. The next prime is 150121335004271. The reversal of 150121335004221 is 122400533121051.

It is a happy number.

It is not a de Polignac number, because 150121335004221 - 2¹⁷ = 150121334873149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150121335004271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 664629040 + ... + 664854873.

It is an arithmetic number, because the mean of its divisors is an integer number (7551468631520).

Almost surely, 2^{150121335004221} is an apocalyptic number.

It is an amenable number.

150121335004221 is a deficient number, since it is larger than the sum of its proper divisors (91525661204419).

150121335004221 is a wasteful number, since it uses less digits than its factorization.

150121335004221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329484225.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 150121335004221 its reverse (122400533121051), we get a palindrome (272521868125272).

The spelling of 150121335004221 in words is "one hundred fifty trillion, one hundred twenty-one billion, three hundred thirty-five million, four thousand, two hundred twenty-one".