10989011111 has 8 divisors (see below), whose sum is σ = 11924659824. Its totient is φ = 10066268160.

The previous prime is 10989011107. The next prime is 10989011129. The reversal of 10989011111 is 11111098901.

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

It is not a de Polignac number, because 10989011111 - 2² = 10989011107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10989011611) 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, 3224666 + ... + 3228071.

It is an arithmetic number, because the mean of its divisors is an integer number (1490582478).

Almost surely, 2^10989011111 is an apocalyptic number.

10989011111 is a deficient number, since it is larger than the sum of its proper divisors (935648713).

10989011111 is a wasteful number, since it uses less digits than its factorization.

10989011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6452881.

The product of its (nonzero) digits is 648, while the sum is 32.

The spelling of 10989011111 in words is "ten billion, nine hundred eighty-nine million, eleven thousand, one hundred eleven".