100010131211 has 4 divisors (see below), whose sum is σ = 100012541832. Its totient is φ = 100007720592.

The previous prime is 100010131201. The next prime is 100010131229. The reversal of 100010131211 is 112131010001.

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 100010131211 - 2¹⁸ = 100009869067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100010131192 and 100010131201.

It is not an unprimeable number, because it can be changed into a prime (100010131201) 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, 1141970 + ... + 1226423.

It is an arithmetic number, because the mean of its divisors is an integer number (25003135458).

Almost surely, 2^100010131211 is an apocalyptic number.

100010131211 is a deficient number, since it is larger than the sum of its proper divisors (2410621).

100010131211 is an equidigital number, since it uses as much as digits as its factorization.

100010131211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410620.

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

Adding to 100010131211 its reverse (112131010001), we get a palindrome (212141141212).

The spelling of 100010131211 in words is "one hundred billion, ten million, one hundred thirty-one thousand, two hundred eleven".