1121100101103 has 8 divisors (see below), whose sum is σ = 1509312757888. Its totient is φ = 740143755864.

The previous prime is 1121100101089. The next prime is 1121100101123. The reversal of 1121100101103 is 3011010011211.

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

It is not a de Polignac number, because 1121100101103 - 2⁴ = 1121100101087 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 (1121100101123) 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, 1814077525 + ... + 1814078142.

It is an arithmetic number, because the mean of its divisors is an integer number (188664094736).

Almost surely, 2^{1121100101103} is an apocalyptic number.

1121100101103 is a deficient number, since it is larger than the sum of its proper divisors (388212656785).

1121100101103 is a wasteful number, since it uses less digits than its factorization.

1121100101103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628155773.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 1121100101103 its reverse (3011010011211), we get a palindrome (4132110112314).

The spelling of 1121100101103 in words is "one trillion, one hundred twenty-one billion, one hundred million, one hundred one thousand, one hundred three".