101121103003 has 4 divisors (see below), whose sum is σ = 101574561088. Its totient is φ = 100667644920.

The previous prime is 101121102961. The next prime is 101121103007. The reversal of 101121103003 is 300301121101.

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 101121103003 - 2²¹ = 101119005851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101121103007) 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 3 ways as a sum of consecutive naturals, for example, 226728708 + ... + 226729153.

It is an arithmetic number, because the mean of its divisors is an integer number (25393640272).

Almost surely, 2^101121103003 is an apocalyptic number.

101121103003 is a deficient number, since it is larger than the sum of its proper divisors (453458085).

101121103003 is an equidigital number, since it uses as much as digits as its factorization.

101121103003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453458084.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 101121103003 its reverse (300301121101), we get a palindrome (401422224104).

The spelling of 101121103003 in words is "one hundred one billion, one hundred twenty-one million, one hundred three thousand, three".