10120110211111 has 2 divisors, whose sum is σ = 10120110211112. Its totient is φ = 10120110211110.

The previous prime is 10120110211103. The next prime is 10120110211117. The reversal of 10120110211111 is 11111201102101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10120110211111 - 2³ = 10120110211103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10120110211091 and 10120110211100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10120110211117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060055105555 + 5060055105556.

It is an arithmetic number, because the mean of its divisors is an integer number (5060055105556).

Almost surely, 2^{10120110211111} is an apocalyptic number.

10120110211111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120110211111 is an equidigital number, since it uses as much as digits as its factorization.

10120110211111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 10120110211111 its reverse (11111201102101), we get a palindrome (21231311313212).

The spelling of 10120110211111 in words is "ten trillion, one hundred twenty billion, one hundred ten million, two hundred eleven thousand, one hundred eleven".