100122011011 has 4 divisors (see below), whose sum is σ = 109224012024. Its totient is φ = 91020010000.

The previous prime is 100122010993. The next prime is 100122011039. The reversal of 100122011011 is 110110221001.

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 100122011011 - 2⁵ = 100122010979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100122017011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4551000490 + ... + 4551000511.

It is an arithmetic number, because the mean of its divisors is an integer number (27306003006).

Almost surely, 2^100122011011 is an apocalyptic number.

100122011011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100122011011 is a deficient number, since it is larger than the sum of its proper divisors (9102001013).

100122011011 is an equidigital number, since it uses as much as digits as its factorization.

100122011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9102001012.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100122011011 its reverse (110110221001), we get a palindrome (210232232012).

The spelling of 100122011011 in words is "one hundred billion, one hundred twenty-two million, eleven thousand, eleven".