11939102101 has 2 divisors, whose sum is σ = 11939102102. Its totient is φ = 11939102100.

The previous prime is 11939102099. The next prime is 11939102111. The reversal of 11939102101 is 10120193911.

11939102101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8163122500 + 3775979601 = 90350^2 + 61449^2 .

It is an emirp because it is prime and its reverse (10120193911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11939102101 - 2¹ = 11939102099 is a prime.

It is a super-2 number, since 2×11939102101² (a number of 21 digits) contains 22 as substring.

Together with 11939102099, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11939102101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11939102111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5969551050 + 5969551051.

It is an arithmetic number, because the mean of its divisors is an integer number (5969551051).

Almost surely, 2^11939102101 is an apocalyptic number.

It is an amenable number.

11939102101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11939102101 is an equidigital number, since it uses as much as digits as its factorization.

11939102101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 28.

The spelling of 11939102101 in words is "eleven billion, nine hundred thirty-nine million, one hundred two thousand, one hundred one".