11011020120127 has 2 divisors, whose sum is σ = 11011020120128. Its totient is φ = 11011020120126.

The previous prime is 11011020120109. The next prime is 11011020120131. The reversal of 11011020120127 is 72102102011011.

11011020120127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11011020120127 - 2³⁹ = 10461264306239 is a prime.

It is a super-2 number, since 2×11011020120127² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011020120137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505510060063 + 5505510060064.

It is an arithmetic number, because the mean of its divisors is an integer number (5505510060064).

Almost surely, 2^{11011020120127} is an apocalyptic number.

11011020120127 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011020120127 is an equidigital number, since it uses as much as digits as its factorization.

11011020120127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 11011020120127 its reverse (72102102011011), we get a palindrome (83113122131138).

The spelling of 11011020120127 in words is "eleven trillion, eleven billion, twenty million, one hundred twenty thousand, one hundred twenty-seven".