2130421023103 has 4 divisors (see below), whose sum is σ = 2130609918240. Its totient is φ = 2130232127968.

The previous prime is 2130421023097. The next prime is 2130421023119. The reversal of 2130421023103 is 3013201240312.

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 2130421023103 - 2⁹ = 2130421022591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130424023103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94430650 + ... + 94453207.

It is an arithmetic number, because the mean of its divisors is an integer number (532652479560).

Almost surely, 2^{2130421023103} is an apocalyptic number.

2130421023103 is a deficient number, since it is larger than the sum of its proper divisors (188895137).

2130421023103 is a wasteful number, since it uses less digits than its factorization.

2130421023103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188895136.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2130421023103 its reverse (3013201240312), we get a palindrome (5143622263415).

The spelling of 2130421023103 in words is "two trillion, one hundred thirty billion, four hundred twenty-one million, twenty-three thousand, one hundred three".