1101120122101 has 2 divisors, whose sum is σ = 1101120122102. Its totient is φ = 1101120122100.

The previous prime is 1101120122093. The next prime is 1101120122117. The reversal of 1101120122101 is 1012210211011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 954970655076 + 146149467025 = 977226^2 + 382295^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101120122101 - 2³ = 1101120122093 is a prime.

It is a super-2 number, since 2×1101120122101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101120122131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550560061050 + 550560061051.

It is an arithmetic number, because the mean of its divisors is an integer number (550560061051).

Almost surely, 2^{1101120122101} is an apocalyptic number.

It is an amenable number.

1101120122101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101120122101 is an equidigital number, since it uses as much as digits as its factorization.

1101120122101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1101120122101 its reverse (1012210211011), we get a palindrome (2113330333112).

It can be divided in two parts, 1101120 and 122101, that added together give a palindrome (1223221).

The spelling of 1101120122101 in words is "one trillion, one hundred one billion, one hundred twenty million, one hundred twenty-two thousand, one hundred one".