151150045221 has 24 divisors (see below), whose sum is σ = 258758928064. Its totient is φ = 86371453440.

The previous prime is 151150045219. The next prime is 151150045243. The reversal of 151150045221 is 122540051151.

It is a happy number.

151150045221 is a `hidden beast` number, since 151 + 1 + 500 + 4 + 5 + 2 + 2 + 1 = 666.

It is not a de Polignac number, because 151150045221 - 2¹ = 151150045219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151150045021) 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 23 ways as a sum of consecutive naturals, for example, 44428060 + ... + 44431461.

Almost surely, 2^151150045221 is an apocalyptic number.

It is an amenable number.

151150045221 is a deficient number, since it is larger than the sum of its proper divisors (107608882843).

151150045221 is an frugal number, since it uses more digits than its factorization.

151150045221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88859543 (or 88859531 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

Adding to 151150045221 its reverse (122540051151), we get a palindrome (273690096372).

The spelling of 151150045221 in words is "one hundred fifty-one billion, one hundred fifty million, forty-five thousand, two hundred twenty-one".