101120003 has 4 divisors (see below), whose sum is σ = 101725680. Its totient is φ = 100514328.

The previous prime is 101119999. The next prime is 101120009. The reversal of 101120003 is 300021101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300021101 = 571 ⋅525431.

It is a cyclic number.

It is not a de Polignac number, because 101120003 - 2² = 101119999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101120009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302588 + ... + 302921.

It is an arithmetic number, because the mean of its divisors is an integer number (25431420).

Almost surely, 2^101120003 is an apocalyptic number.

101120003 is a deficient number, since it is larger than the sum of its proper divisors (605677).

101120003 is an equidigital number, since it uses as much as digits as its factorization.

101120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605676.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 101120003 is about 10055.8442211482. The cubic root of 101120003 is about 465.8853184120.

Adding to 101120003 its reverse (300021101), we get a palindrome (401141104).

The spelling of 101120003 in words is "one hundred one million, one hundred twenty thousand, three".