110011201231 has 4 divisors (see below), whose sum is σ = 110022342472. Its totient is φ = 110000059992.

The previous prime is 110011201219. The next prime is 110011201243. The reversal of 110011201231 is 132102110011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 132102110011 = 105323 ⋅1254257.

It is an interprime number because it is at equal distance from previous prime (110011201219) and next prime (110011201243).

It is a cyclic number.

It is not a de Polignac number, because 110011201231 - 2⁷ = 110011201103 is a prime.

It is a super-2 number, since 2×110011201231² (a number of 23 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 (110011201331) 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, 5555796 + ... + 5575561.

It is an arithmetic number, because the mean of its divisors is an integer number (27505585618).

Almost surely, 2^110011201231 is an apocalyptic number.

110011201231 is a deficient number, since it is larger than the sum of its proper divisors (11141241).

110011201231 is an equidigital number, since it uses as much as digits as its factorization.

110011201231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11141240.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 110011201231 its reverse (132102110011), we get a palindrome (242113311242).

The spelling of 110011201231 in words is "one hundred ten billion, eleven million, two hundred one thousand, two hundred thirty-one".