100111220002111 has 2 divisors, whose sum is σ = 100111220002112. Its totient is φ = 100111220002110.

The previous prime is 100111220002091. The next prime is 100111220002133. The reversal of 100111220002111 is 111200022111001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100111220002111 - 2⁹ = 100111220001599 is a prime.

It is a super-2 number, since 2×100111220002111² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100111220002091 and 100111220002100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100111220602111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055610001055 + 50055610001056.

It is an arithmetic number, because the mean of its divisors is an integer number (50055610001056).

Almost surely, 2^{100111220002111} is an apocalyptic number.

100111220002111 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111220002111 is an equidigital number, since it uses as much as digits as its factorization.

100111220002111 is an evil number, because the sum of its binary digits is even.

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

Adding to 100111220002111 its reverse (111200022111001), we get a palindrome (211311242113112).

The spelling of 100111220002111 in words is "one hundred trillion, one hundred eleven billion, two hundred twenty million, two thousand, one hundred eleven".