1121101120103 has 4 divisors (see below), whose sum is σ = 1169844647088. Its totient is φ = 1072357593120.

The previous prime is 1121101120081. The next prime is 1121101120141. The reversal of 1121101120103 is 3010211011211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121101120103 - 2²² = 1121096925799 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 (1121101020103) 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, 24371763458 + ... + 24371763503.

It is an arithmetic number, because the mean of its divisors is an integer number (292461161772).

Almost surely, 2^{1121101120103} is an apocalyptic number.

1121101120103 is a deficient number, since it is larger than the sum of its proper divisors (48743526985).

1121101120103 is an equidigital number, since it uses as much as digits as its factorization.

1121101120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48743526984.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1121101120103 its reverse (3010211011211), we get a palindrome (4131312131314).

The spelling of 1121101120103 in words is "one trillion, one hundred twenty-one billion, one hundred one million, one hundred twenty thousand, one hundred three".