231010120300111 has 4 divisors (see below), whose sum is σ = 231082243350552. Its totient is φ = 230937997249672.

The previous prime is 231010120300073. The next prime is 231010120300261. The reversal of 231010120300111 is 111003021010132.

It is a happy number.

231010120300111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 231010120300111 - 2¹⁷ = 231010120169039 is a prime.

It is a super-2 number, since 2×231010120300111² (a number of 30 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 (231010120304111) 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, 36061520416 + ... + 36061526821.

It is an arithmetic number, because the mean of its divisors is an integer number (57770560837638).

Almost surely, 2^{231010120300111} is an apocalyptic number.

231010120300111 is a deficient number, since it is larger than the sum of its proper divisors (72123050441).

231010120300111 is an equidigital number, since it uses as much as digits as its factorization.

231010120300111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72123050440.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 231010120300111 its reverse (111003021010132), we get a palindrome (342013141310243).

The spelling of 231010120300111 in words is "two hundred thirty-one trillion, ten billion, one hundred twenty million, three hundred thousand, one hundred eleven".