1101120112061 has 2 divisors, whose sum is σ = 1101120112062. Its totient is φ = 1101120112060.

The previous prime is 1101120112031. The next prime is 1101120112121. The reversal of 1101120112061 is 1602110211011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1100495412025 + 624700036 = 1049045^2 + 24994^2 .

It is an emirp because it is prime and its reverse (1602110211011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101120112061 - 2³⁰ = 1100046370237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101120112031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550560056030 + 550560056031.

It is an arithmetic number, because the mean of its divisors is an integer number (550560056031).

Almost surely, 2^{1101120112061} is an apocalyptic number.

It is an amenable number.

1101120112061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101120112061 is an equidigital number, since it uses as much as digits as its factorization.

1101120112061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 1101120112061 its reverse (1602110211011), we get a palindrome (2703230323072).

The spelling of 1101120112061 in words is "one trillion, one hundred one billion, one hundred twenty million, one hundred twelve thousand, sixty-one".