2130121302203 has 16 divisors (see below), whose sum is σ = 2231171239680. Its totient is φ = 2029782586656.

The previous prime is 2130121302187. The next prime is 2130121302247. The reversal of 2130121302203 is 3022031210312.

It is a cyclic number.

It is not a de Polignac number, because 2130121302203 - 2⁴ = 2130121302187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130121305203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11419976 + ... + 11605002.

It is an arithmetic number, because the mean of its divisors is an integer number (139448202480).

Almost surely, 2^{2130121302203} is an apocalyptic number.

2130121302203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2130121302203 is a deficient number, since it is larger than the sum of its proper divisors (101049937477).

2130121302203 is a wasteful number, since it uses less digits than its factorization.

2130121302203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186946.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2130121302203 its reverse (3022031210312), we get a palindrome (5152152512515).

The spelling of 2130121302203 in words is "two trillion, one hundred thirty billion, one hundred twenty-one million, three hundred two thousand, two hundred three".