101121103 has 8 divisors (see below), whose sum is σ = 104524560. Its totient is φ = 97774080.

The previous prime is 101121089. The next prime is 101121107. The reversal of 101121103 is 301121101.

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 101121103 - 2⁵ = 101121071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101121103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121107) 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, 10450 + ... + 17647.

It is an arithmetic number, because the mean of its divisors is an integer number (13065570).

Almost surely, 2^101121103 is an apocalyptic number.

101121103 is a deficient number, since it is larger than the sum of its proper divisors (3403457).

101121103 is an equidigital number, since it uses as much as digits as its factorization.

101121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28217.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 101121103 is about 10055.8989155619. The cubic root of 101121103 is about 465.8870077315.

Adding to 101121103 its reverse (301121101), we get a palindrome (402242204).

The spelling of 101121103 in words is "one hundred one million, one hundred twenty-one thousand, one hundred three".