111201201120101 has 24 divisors (see below), whose sum is σ = 113947446279744. Its totient is φ = 108496871556480.

The previous prime is 111201201120077. The next prime is 111201201120127. The reversal of 111201201120101 is 101021102102111.

It is not a de Polignac number, because 111201201120101 - 2⁴⁶ = 40832456942437 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 (111201201129101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2310842321 + ... + 2310890441.

It is an arithmetic number, because the mean of its divisors is an integer number (4747810261656).

Almost surely, 2^{111201201120101} is an apocalyptic number.

It is an amenable number.

111201201120101 is a deficient number, since it is larger than the sum of its proper divisors (2746245159643).

111201201120101 is an equidigital number, since it uses as much as digits as its factorization.

111201201120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51309 (or 51200 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111201201120101 its reverse (101021102102111), we get a palindrome (212222303222212).

The spelling of 111201201120101 in words is "one hundred eleven trillion, two hundred one billion, two hundred one million, one hundred twenty thousand, one hundred one".