299121011111 has 8 divisors (see below), whose sum is σ = 323327833920. Its totient is φ = 275085261792.

The previous prime is 299121011083. The next prime is 299121011117. The reversal of 299121011111 is 111110121992.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-299121011111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299121011117) 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, 42764735 + ... + 42771728.

It is an arithmetic number, because the mean of its divisors is an integer number (40415979240).

Almost surely, 2^299121011111 is an apocalyptic number.

299121011111 is a deficient number, since it is larger than the sum of its proper divisors (24206822809).

299121011111 is a wasteful number, since it uses less digits than its factorization.

299121011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85536745.

The product of its (nonzero) digits is 324, while the sum is 29.

The spelling of 299121011111 in words is "two hundred ninety-nine billion, one hundred twenty-one million, eleven thousand, one hundred eleven".