101120211112111 has 4 divisors (see below), whose sum is σ = 101120236750224. Its totient is φ = 101120185474000.

The previous prime is 101120211112093. The next prime is 101120211112117. The reversal of 101120211112111 is 111211112021101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101120211112111 - 2²⁹ = 101119674241199 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 (101120211112117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5515990 + ... + 15253411.

It is an arithmetic number, because the mean of its divisors is an integer number (25280059187556).

Almost surely, 2^{101120211112111} is an apocalyptic number.

101120211112111 is a deficient number, since it is larger than the sum of its proper divisors (25638113).

101120211112111 is an equidigital number, since it uses as much as digits as its factorization.

101120211112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25638112.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 101120211112111 its reverse (111211112021101), we get a palindrome (212331323133212).

The spelling of 101120211112111 in words is "one hundred one trillion, one hundred twenty billion, two hundred eleven million, one hundred twelve thousand, one hundred eleven".