229201359811 has 4 divisors (see below), whose sum is σ = 229202948824. Its totient is φ = 229199770800.

The previous prime is 229201359791. The next prime is 229201359823. The reversal of 229201359811 is 118953102922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 118953102922 = 2 ⋅59476551461.

It is a cyclic number.

It is not a de Polignac number, because 229201359811 - 2³⁷ = 91762406339 is a prime.

It is a super-2 number, since 2×229201359811² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229201359841) 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 3 ways as a sum of consecutive naturals, for example, 553845 + ... + 874726.

It is an arithmetic number, because the mean of its divisors is an integer number (57300737206).

Almost surely, 2^229201359811 is an apocalyptic number.

229201359811 is a deficient number, since it is larger than the sum of its proper divisors (1589013).

229201359811 is a wasteful number, since it uses less digits than its factorization.

229201359811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589012.

The product of its (nonzero) digits is 77760, while the sum is 43.

The spelling of 229201359811 in words is "two hundred twenty-nine billion, two hundred one million, three hundred fifty-nine thousand, eight hundred eleven".