10212131203 has 2 divisors, whose sum is σ = 10212131204. Its totient is φ = 10212131202.

The previous prime is 10212131201. The next prime is 10212131227. The reversal of 10212131203 is 30213121201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10212131203 - 2¹ = 10212131201 is a prime.

Together with 10212131201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10212131201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106065601 + 5106065602.

It is an arithmetic number, because the mean of its divisors is an integer number (5106065602).

Almost surely, 2^10212131203 is an apocalyptic number.

10212131203 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212131203 is an equidigital number, since it uses as much as digits as its factorization.

10212131203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10212131203 its reverse (30213121201), we get a palindrome (40425252404).

The spelling of 10212131203 in words is "ten billion, two hundred twelve million, one hundred thirty-one thousand, two hundred three".