2131212210003 has 12 divisors (see below), whose sum is σ = 3184569969360. Its totient is φ = 1371814755696.

The previous prime is 2131212209957. The next prime is 2131212210047. The reversal of 2131212210003 is 3000122121312.

It is not a de Polignac number, because 2131212210003 - 2⁹ = 2131212209491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2131212210103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4082781751 + ... + 4082782272.

It is an arithmetic number, because the mean of its divisors is an integer number (265380830780).

Almost surely, 2^{2131212210003} is an apocalyptic number.

2131212210003 is a deficient number, since it is larger than the sum of its proper divisors (1053357759357).

2131212210003 is a wasteful number, since it uses less digits than its factorization.

2131212210003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8165564058 (or 8165564055 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2131212210003 its reverse (3000122121312), we get a palindrome (5131334331315).

The spelling of 2131212210003 in words is "two trillion, one hundred thirty-one billion, two hundred twelve million, two hundred ten thousand, three".