10102110121111 has 2 divisors, whose sum is σ = 10102110121112. Its totient is φ = 10102110121110.

The previous prime is 10102110121099. The next prime is 10102110121183. The reversal of 10102110121111 is 11112101120101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10102110121111 - 2¹¹ = 10102110119063 is a prime.

It is a super-3 number, since 3×10102110121111³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10102110121091 and 10102110121100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10102110121211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051055060555 + 5051055060556.

It is an arithmetic number, because the mean of its divisors is an integer number (5051055060556).

Almost surely, 2^{10102110121111} is an apocalyptic number.

10102110121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10102110121111 is an equidigital number, since it uses as much as digits as its factorization.

10102110121111 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 13.

Adding to 10102110121111 its reverse (11112101120101), we get a palindrome (21214211241212).

The spelling of 10102110121111 in words is "ten trillion, one hundred two billion, one hundred ten million, one hundred twenty-one thousand, one hundred eleven".