2103123001 has 8 divisors (see below), whose sum is σ = 2409123584. Its totient is φ = 1798511040.

The previous prime is 2103122929. The next prime is 2103123019. The reversal of 2103123001 is 1003213012.

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 2103123001 - 2¹⁵ = 2103090233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2103123041) 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, 343905 + ... + 349966.

It is an arithmetic number, because the mean of its divisors is an integer number (301140448).

Almost surely, 2^2103123001 is an apocalyptic number.

It is an amenable number.

2103123001 is a deficient number, since it is larger than the sum of its proper divisors (306000583).

2103123001 is an equidigital number, since it uses as much as digits as its factorization.

2103123001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694311.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2103123001 is about 45859.8190249373. The cubic root of 2103123001 is about 1281.2136521562.

Adding to 2103123001 its reverse (1003213012), we get a palindrome (3106336013).

The spelling of 2103123001 in words is "two billion, one hundred three million, one hundred twenty-three thousand, one".