100233123211 has 4 divisors (see below), whose sum is σ = 107943363472. Its totient is φ = 92522882952.

The previous prime is 100233123181. The next prime is 100233123223. The reversal of 100233123211 is 112321332001.

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 100233123211 - 2¹⁹ = 100232598923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100233123251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3855120111 + ... + 3855120136.

It is an arithmetic number, because the mean of its divisors is an integer number (26985840868).

Almost surely, 2^100233123211 is an apocalyptic number.

100233123211 is a deficient number, since it is larger than the sum of its proper divisors (7710240261).

100233123211 is an equidigital number, since it uses as much as digits as its factorization.

100233123211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7710240260.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 100233123211 its reverse (112321332001), we get a palindrome (212554455212).

The spelling of 100233123211 in words is "one hundred billion, two hundred thirty-three million, one hundred twenty-three thousand, two hundred eleven".