229171668061 has 8 divisors (see below), whose sum is σ = 266852185344. Its totient is φ = 192726577680.

The previous prime is 229171668049. The next prime is 229171668109. The reversal of 229171668061 is 160866171922.

It is a happy number.

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

It is not a de Polignac number, because 229171668061 - 2¹¹ = 229171666013 is a prime.

It is a super-2 number, since 2×229171668061² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 229171667996 and 229171668014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229171669061) 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, 308856325 + ... + 308857066.

It is an arithmetic number, because the mean of its divisors is an integer number (33356523168).

Almost surely, 2^229171668061 is an apocalyptic number.

It is an amenable number.

229171668061 is a deficient number, since it is larger than the sum of its proper divisors (37680517283).

229171668061 is an equidigital number, since it uses as much as digits as its factorization.

229171668061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617713451.

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 229171668061 in words is "two hundred twenty-nine billion, one hundred seventy-one million, six hundred sixty-eight thousand, sixty-one".