100231010111 has 4 divisors (see below), whose sum is σ = 100233717000. Its totient is φ = 100228303224.

The previous prime is 100231010071. The next prime is 100231010119. The reversal of 100231010111 is 111010132001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100231010111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100231010092 and 100231010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100231010119) 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, 1297121 + ... + 1372218.

It is an arithmetic number, because the mean of its divisors is an integer number (25058429250).

Almost surely, 2^100231010111 is an apocalyptic number.

100231010111 is a deficient number, since it is larger than the sum of its proper divisors (2706889).

100231010111 is an equidigital number, since it uses as much as digits as its factorization.

100231010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706888.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 100231010111 its reverse (111010132001), we get a palindrome (211241142112).

The spelling of 100231010111 in words is "one hundred billion, two hundred thirty-one million, ten thousand, one hundred eleven".