203130220212103 has 2 divisors, whose sum is σ = 203130220212104. Its totient is φ = 203130220212102.

The previous prime is 203130220212097. The next prime is 203130220212151. The reversal of 203130220212103 is 301212022031302.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203130220212103 is a prime.

It is a super-3 number, since 3×203130220212103³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203130220216103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101565110106051 + 101565110106052.

It is an arithmetic number, because the mean of its divisors is an integer number (101565110106052).

Almost surely, 2^{203130220212103} is an apocalyptic number.

203130220212103 is a deficient number, since it is larger than the sum of its proper divisors (1).

203130220212103 is an equidigital number, since it uses as much as digits as its factorization.

203130220212103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 203130220212103 its reverse (301212022031302), we get a palindrome (504342242243405).

The spelling of 203130220212103 in words is "two hundred three trillion, one hundred thirty billion, two hundred twenty million, two hundred twelve thousand, one hundred three".