101120103 has 32 divisors (see below), whose sum is σ = 171691520. Its totient is φ = 57620160.

The previous prime is 101120099. The next prime is 101120113. The reversal of 101120103 is 301021101.

It is not a de Polignac number, because 101120103 - 2² = 101120099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101120113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107451 + ... + 108387.

It is an arithmetic number, because the mean of its divisors is an integer number (5365360).

Almost surely, 2^101120103 is an apocalyptic number.

101120103 is a deficient number, since it is larger than the sum of its proper divisors (70571417).

101120103 is an equidigital number, since it uses as much as digits as its factorization.

101120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1524 (or 1518 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 101120103 is about 10055.8491933799. The cubic root of 101120103 is about 465.8854719870.

Adding to 101120103 its reverse (301021101), we get a palindrome (402141204).

The spelling of 101120103 in words is "one hundred one million, one hundred twenty thousand, one hundred three".