100111200022111 has 2 divisors, whose sum is σ = 100111200022112. Its totient is φ = 100111200022110.

The previous prime is 100111200022103. The next prime is 100111200022157. The reversal of 100111200022111 is 111220002111001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100111200022111 - 2³ = 100111200022103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100111200022091 and 100111200022100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100111200022511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055600011055 + 50055600011056.

It is an arithmetic number, because the mean of its divisors is an integer number (50055600011056).

Almost surely, 2^{100111200022111} is an apocalyptic number.

100111200022111 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111200022111 is an equidigital number, since it uses as much as digits as its factorization.

100111200022111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100111200022111 its reverse (111220002111001), we get a palindrome (211331202133112).

The spelling of 100111200022111 in words is "one hundred trillion, one hundred eleven billion, two hundred million, twenty-two thousand, one hundred eleven".