289021012111 has 8 divisors (see below), whose sum is σ = 314462196944. Its totient is φ = 264038227200.

The previous prime is 289021012099. The next prime is 289021012117. The reversal of 289021012111 is 111210120982.

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 289021012111 - 2⁹ = 289021011599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 289021012111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (289021012117) 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, 114598665 + ... + 114601186.

It is an arithmetic number, because the mean of its divisors is an integer number (39307774618).

Almost surely, 2^289021012111 is an apocalyptic number.

289021012111 is a deficient number, since it is larger than the sum of its proper divisors (25441184833).

289021012111 is a wasteful number, since it uses less digits than its factorization.

289021012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229199961.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 289021012111 in words is "two hundred eighty-nine billion, twenty-one million, twelve thousand, one hundred eleven".