229721113427 has 8 divisors (see below), whose sum is σ = 249030327840. Its totient is φ = 210645950400.

The previous prime is 229721113421. The next prime is 229721113439. The reversal of 229721113427 is 724311127922.

229721113427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 229721113427 - 2¹⁶ = 229721047891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229721113421) 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 7 ways as a sum of consecutive naturals, for example, 58510802 + ... + 58514727.

It is an arithmetic number, because the mean of its divisors is an integer number (31128790980).

Almost surely, 2^229721113427 is an apocalyptic number.

229721113427 is a deficient number, since it is larger than the sum of its proper divisors (19309214413).

229721113427 is a wasteful number, since it uses less digits than its factorization.

229721113427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117025693.

The product of its digits is 84672, while the sum is 41.

The spelling of 229721113427 in words is "two hundred twenty-nine billion, seven hundred twenty-one million, one hundred thirteen thousand, four hundred twenty-seven".