100123022011 has 2 divisors, whose sum is σ = 100123022012. Its totient is φ = 100123022010.

The previous prime is 100123022009. The next prime is 100123022057. The reversal of 100123022011 is 110220321001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100123022011 - 2¹ = 100123022009 is a prime.

Together with 100123022009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 100123021982 and 100123022000.

It is not a weakly prime, because it can be changed into another prime (100123022711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50061511005 + 50061511006.

It is an arithmetic number, because the mean of its divisors is an integer number (50061511006).

Almost surely, 2^100123022011 is an apocalyptic number.

100123022011 is a deficient number, since it is larger than the sum of its proper divisors (1).

100123022011 is an equidigital number, since it uses as much as digits as its factorization.

100123022011 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 13.

Adding to 100123022011 its reverse (110220321001), we get a palindrome (210343343012).

The spelling of 100123022011 in words is "one hundred billion, one hundred twenty-three million, twenty-two thousand, eleven".