1001101202111 has 2 divisors, whose sum is σ = 1001101202112. Its totient is φ = 1001101202110.

The previous prime is 1001101202099. The next prime is 1001101202113. The reversal of 1001101202111 is 1112021011001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001101202111 - 2²⁶ = 1001034093247 is a prime.

Together with 1001101202113, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001101202092 and 1001101202101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001101202113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500550601055 + 500550601056.

It is an arithmetic number, because the mean of its divisors is an integer number (500550601056).

Almost surely, 2^{1001101202111} is an apocalyptic number.

1001101202111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001101202111 is an equidigital number, since it uses as much as digits as its factorization.

1001101202111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1001101202111 its reverse (1112021011001), we get a palindrome (2113122213112).

The spelling of 1001101202111 in words is "one trillion, one billion, one hundred one million, two hundred two thousand, one hundred eleven".