100001013211811 has 2 divisors, whose sum is σ = 100001013211812. Its totient is φ = 100001013211810.

The previous prime is 100001013211763. The next prime is 100001013211837. The reversal of 100001013211811 is 118112310100001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100001013211811 - 2¹⁴ = 100001013195427 is a prime.

It is not a weakly prime, because it can be changed into another prime (100001013210811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000506605905 + 50000506605906.

It is an arithmetic number, because the mean of its divisors is an integer number (50000506605906).

Almost surely, 2^{100001013211811} is an apocalyptic number.

100001013211811 is a deficient number, since it is larger than the sum of its proper divisors (1).

100001013211811 is an equidigital number, since it uses as much as digits as its factorization.

100001013211811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 20.

Adding to 100001013211811 its reverse (118112310100001), we get a palindrome (218113323311812).

The spelling of 100001013211811 in words is "one hundred trillion, one billion, thirteen million, two hundred eleven thousand, eight hundred eleven".