20102231203 has 2 divisors, whose sum is σ = 20102231204. Its totient is φ = 20102231202.

The previous prime is 20102231129. The next prime is 20102231297. The reversal of 20102231203 is 30213220102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20102231203 - 2³³ = 11512296611 is a prime.

It is not a weakly prime, because it can be changed into another prime (20102231003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051115601 + 10051115602.

It is an arithmetic number, because the mean of its divisors is an integer number (10051115602).

Almost surely, 2^20102231203 is an apocalyptic number.

20102231203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102231203 is an equidigital number, since it uses as much as digits as its factorization.

20102231203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20102231203 its reverse (30213220102), we get a palindrome (50315451305).

The spelling of 20102231203 in words is "twenty billion, one hundred two million, two hundred thirty-one thousand, two hundred three".