229221371529 has 16 divisors (see below), whose sum is σ = 341670580800. Its totient is φ = 151876734048.

The previous prime is 229221371473. The next prime is 229221371537. The reversal of 229221371529 is 925173122922.

229221371529 is a `hidden beast` number, since 2 + 2 + 9 + 221 + 371 + 52 + 9 = 666.

229221371529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 229221371529 - 2⁹ = 229221371017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229221371549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26037564 + ... + 26046365.

It is an arithmetic number, because the mean of its divisors is an integer number (21354411300).

Almost surely, 2^229221371529 is an apocalyptic number.

It is an amenable number.

229221371529 is a deficient number, since it is larger than the sum of its proper divisors (112449209271).

229221371529 is a wasteful number, since it uses less digits than its factorization.

229221371529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52084101 (or 52084095 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The spelling of 229221371529 in words is "two hundred twenty-nine billion, two hundred twenty-one million, three hundred seventy-one thousand, five hundred twenty-nine".