100010031811 has 2 divisors, whose sum is σ = 100010031812. Its totient is φ = 100010031810.

The previous prime is 100010031809. The next prime is 100010031827. The reversal of 100010031811 is 118130010001.

It is an a-pointer prime, because the next prime (100010031827) can be obtained adding 100010031811 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100010031811 - 2¹ = 100010031809 is a prime.

It is a super-3 number, since 3×100010031811³ (a number of 34 digits) contains 333 as substring.

Together with 100010031809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100010037811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005015905 + 50005015906.

It is an arithmetic number, because the mean of its divisors is an integer number (50005015906).

Almost surely, 2^100010031811 is an apocalyptic number.

100010031811 is a deficient number, since it is larger than the sum of its proper divisors (1).

100010031811 is an equidigital number, since it uses as much as digits as its factorization.

100010031811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 100010031811 its reverse (118130010001), we get a palindrome (218140041812).

The spelling of 100010031811 in words is "one hundred billion, ten million, thirty-one thousand, eight hundred eleven".