100212311311 has 4 divisors (see below), whose sum is σ = 114528355792. Its totient is φ = 85896266832.

The previous prime is 100212311261. The next prime is 100212311383. The reversal of 100212311311 is 113113212001.

It is a happy number.

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 100212311311 - 2¹⁹ = 100211787023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212311411) 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, 7158022230 + ... + 7158022243.

It is an arithmetic number, because the mean of its divisors is an integer number (28632088948).

Almost surely, 2^100212311311 is an apocalyptic number.

100212311311 is a deficient number, since it is larger than the sum of its proper divisors (14316044481).

100212311311 is an equidigital number, since it uses as much as digits as its factorization.

100212311311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14316044480.

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

Adding to 100212311311 its reverse (113113212001), we get a palindrome (213325523312).

The spelling of 100212311311 in words is "one hundred billion, two hundred twelve million, three hundred eleven thousand, three hundred eleven".