10021616111 has 8 divisors (see below), whose sum is σ = 10794355824. Its totient is φ = 9249140160.

The previous prime is 10021616107. The next prime is 10021616117. The reversal of 10021616111 is 11161612001.

It is a happy number.

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

It is not a de Polignac number, because 10021616111 - 2² = 10021616107 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 (10021616117) 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, 16835 + ... + 142571.

It is an arithmetic number, because the mean of its divisors is an integer number (1349294478).

Almost surely, 2^10021616111 is an apocalyptic number.

10021616111 is a deficient number, since it is larger than the sum of its proper divisors (772739713).

10021616111 is a wasteful number, since it uses less digits than its factorization.

10021616111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131881.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 10021616111 in words is "ten billion, twenty-one million, six hundred sixteen thousand, one hundred eleven".