1121100120003 has 8 divisors (see below), whose sum is σ = 1494807030288. Its totient is φ = 747396644864.

The previous prime is 1121100119999. The next prime is 1121100120029. The reversal of 1121100120003 is 3000210011211.

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 1121100120003 - 2² = 1121100119999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121100120083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35875 + ... + 1497827.

It is an arithmetic number, because the mean of its divisors is an integer number (186850878786).

Almost surely, 2^{1121100120003} is an apocalyptic number.

1121100120003 is a deficient number, since it is larger than the sum of its proper divisors (373706910285).

1121100120003 is a wasteful number, since it uses less digits than its factorization.

1121100120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717573.

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

Adding to 1121100120003 its reverse (3000210011211), we get a palindrome (4121310131214).

The spelling of 1121100120003 in words is "one trillion, one hundred twenty-one billion, one hundred million, one hundred twenty thousand, three".