1120111020101 has 4 divisors (see below), whose sum is σ = 1123434792012. Its totient is φ = 1116787248192.

The previous prime is 1120111020097. The next prime is 1120111020103. The reversal of 1120111020101 is 1010201110211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 795637240225 + 324473779876 = 891985^2 + 569626^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120111020101 - 2² = 1120111020097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120111020103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1661885450 + ... + 1661886123.

It is an arithmetic number, because the mean of its divisors is an integer number (280858698003).

Almost surely, 2^{1120111020101} is an apocalyptic number.

It is an amenable number.

1120111020101 is a deficient number, since it is larger than the sum of its proper divisors (3323771911).

1120111020101 is an equidigital number, since it uses as much as digits as its factorization.

1120111020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323771910.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1120111020101 its reverse (1010201110211), we get a palindrome (2130312130312).

The spelling of 1120111020101 in words is "one trillion, one hundred twenty billion, one hundred eleven million, twenty thousand, one hundred one".