110111020201231 has 4 divisors (see below), whose sum is σ = 125841165944272. Its totient is φ = 94380874458192.

The previous prime is 110111020201181. The next prime is 110111020201241. The reversal of 110111020201231 is 132102020111011.

It is a happy number.

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

It is not a de Polignac number, because 110111020201231 - 2⁹ = 110111020200719 is a prime.

It is a super-2 number, since 2×110111020201231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110111020201241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7865072871510 + ... + 7865072871523.

It is an arithmetic number, because the mean of its divisors is an integer number (31460291486068).

Almost surely, 2^{110111020201231} is an apocalyptic number.

110111020201231 is a deficient number, since it is larger than the sum of its proper divisors (15730145743041).

110111020201231 is an equidigital number, since it uses as much as digits as its factorization.

110111020201231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15730145743040.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 110111020201231 its reverse (132102020111011), we get a palindrome (242213040312242).

The spelling of 110111020201231 in words is "one hundred ten trillion, one hundred eleven billion, twenty million, two hundred one thousand, two hundred thirty-one".