1121100122113 has 8 divisors (see below), whose sum is σ = 1129832312360. Its totient is φ = 1112388076800.

The previous prime is 1121100122099. The next prime is 1121100122117. The reversal of 1121100122113 is 3112210011211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17238902209 + 1103861219904 = 131297^2 + 1050648^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121100122113 - 2²¹ = 1121098024961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121100122117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4924488 + ... + 5147113.

It is an arithmetic number, because the mean of its divisors is an integer number (141229039045).

Almost surely, 2^{1121100122113} is an apocalyptic number.

It is an amenable number.

1121100122113 is a deficient number, since it is larger than the sum of its proper divisors (8732190247).

1121100122113 is a wasteful number, since it uses less digits than its factorization.

1121100122113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10072467.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1121100122113 its reverse (3112210011211), we get a palindrome (4233310133324).

The spelling of 1121100122113 in words is "one trillion, one hundred twenty-one billion, one hundred million, one hundred twenty-two thousand, one hundred thirteen".