229771809411 has 16 divisors (see below), whose sum is σ = 314780404224. Its totient is φ = 148975840224.

The previous prime is 229771809391. The next prime is 229771809461. The reversal of 229771809411 is 114908177922.

It is not a de Polignac number, because 229771809411 - 2¹⁵ = 229771776643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229771809461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198705 + ... + 706418.

It is an arithmetic number, because the mean of its divisors is an integer number (19673775264).

Almost surely, 2^229771809411 is an apocalyptic number.

229771809411 is a deficient number, since it is larger than the sum of its proper divisors (85008594813).

229771809411 is a wasteful number, since it uses less digits than its factorization.

229771809411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907450.

The product of its (nonzero) digits is 508032, while the sum is 51.

The spelling of 229771809411 in words is "two hundred twenty-nine billion, seven hundred seventy-one million, eight hundred nine thousand, four hundred eleven".