10131021203 has 2 divisors, whose sum is σ = 10131021204. Its totient is φ = 10131021202.

The previous prime is 10131021193. The next prime is 10131021227. The reversal of 10131021203 is 30212013101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10131021203 - 2⁶ = 10131021139 is a prime.

It is not a weakly prime, because it can be changed into another prime (10131021283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5065510601 + 5065510602.

It is an arithmetic number, because the mean of its divisors is an integer number (5065510602).

Almost surely, 2^10131021203 is an apocalyptic number.

10131021203 is a deficient number, since it is larger than the sum of its proper divisors (1).

10131021203 is an equidigital number, since it uses as much as digits as its factorization.

10131021203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10131021203 its reverse (30212013101), we get a palindrome (40343034304).

The spelling of 10131021203 in words is "ten billion, one hundred thirty-one million, twenty-one thousand, two hundred three".