1100121032113 has 8 divisors (see below), whose sum is σ = 1164921874632. Its totient is φ = 1035329949696.

The previous prime is 1100121032081. The next prime is 1100121032141. The reversal of 1100121032113 is 3112301210011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8499364864 + 1091621667249 = 92192^2 + 1044807^2 .

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 1100121032113 - 2⁵ = 1100121032081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100121012113) 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, 2207320 + ... + 2659417.

It is an arithmetic number, because the mean of its divisors is an integer number (145615234329).

Almost surely, 2^{1100121032113} is an apocalyptic number.

It is an amenable number.

1100121032113 is a deficient number, since it is larger than the sum of its proper divisors (64800842519).

1100121032113 is a wasteful number, since it uses less digits than its factorization.

1100121032113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4880051.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1100121032113 its reverse (3112301210011), we get a palindrome (4212422242124).

The spelling of 1100121032113 in words is "one trillion, one hundred billion, one hundred twenty-one million, thirty-two thousand, one hundred thirteen".