100231011211 has 8 divisors (see below), whose sum is σ = 101026330704. Its totient is φ = 99438174240.

The previous prime is 100231011203. The next prime is 100231011259. The reversal of 100231011211 is 112110132001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100231011211 - 2³ = 100231011203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100231011191 and 100231011200.

It is not an unprimeable number, because it can be changed into a prime (100231011611) 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 7 ways as a sum of consecutive naturals, for example, 539520 + ... + 701101.

It is an arithmetic number, because the mean of its divisors is an integer number (12628291338).

Almost surely, 2^100231011211 is an apocalyptic number.

100231011211 is a deficient number, since it is larger than the sum of its proper divisors (795319493).

100231011211 is a wasteful number, since it uses less digits than its factorization.

100231011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241261.

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

Adding to 100231011211 its reverse (112110132001), we get a palindrome (212341143212).

The spelling of 100231011211 in words is "one hundred billion, two hundred thirty-one million, eleven thousand, two hundred eleven".