111120021112101 has 8 divisors (see below), whose sum is σ = 148206083502144. Its totient is φ = 74056986398400.

The previous prime is 111120021112097. The next prime is 111120021112103. The reversal of 111120021112101 is 101211120021111.

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

It is not a de Polignac number, because 111120021112101 - 2² = 111120021112097 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111120021112103) 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, 5756907825 + ... + 5756927126.

It is an arithmetic number, because the mean of its divisors is an integer number (18525760437768).

Almost surely, 2^{111120021112101} is an apocalyptic number.

It is an amenable number.

111120021112101 is a deficient number, since it is larger than the sum of its proper divisors (37086062390043).

111120021112101 is a wasteful number, since it uses less digits than its factorization.

111120021112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11513838171.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 111120021112101 its reverse (101211120021111), we get a palindrome (212331141133212).

The spelling of 111120021112101 in words is "one hundred eleven trillion, one hundred twenty billion, twenty-one million, one hundred twelve thousand, one hundred one".