101120111 has 8 divisors (see below), whose sum is σ = 103263744. Its totient is φ = 98997120.

The previous prime is 101120099. The next prime is 101120113. The reversal of 101120111 is 111021101.

It is a happy number.

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 101120111 - 2¹⁰ = 101119087 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 (101120113) 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, 4946 + ... + 15056.

It is an arithmetic number, because the mean of its divisors is an integer number (12907968).

Almost surely, 2^101120111 is an apocalyptic number.

101120111 is a deficient number, since it is larger than the sum of its proper divisors (2143633).

101120111 is a wasteful number, since it uses less digits than its factorization.

101120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10321.

The product of its (nonzero) digits is 2, while the sum is 8.

The square root of 101120111 is about 10055.8495911584. The cubic root of 101120111 is about 465.8854842730.

Adding to 101120111 its reverse (111021101), we get a palindrome (212141212).

The spelling of 101120111 in words is "one hundred one million, one hundred twenty thousand, one hundred eleven".