231010103 has 2 divisors, whose sum is σ = 231010104. Its totient is φ = 231010102.

The previous prime is 231010069. The next prime is 231010223. The reversal of 231010103 is 301010132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231010103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231013103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115505051 + 115505052.

It is an arithmetic number, because the mean of its divisors is an integer number (115505052).

Almost surely, 2^231010103 is an apocalyptic number.

231010103 is a deficient number, since it is larger than the sum of its proper divisors (1).

231010103 is an equidigital number, since it uses as much as digits as its factorization.

231010103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 231010103 is about 15199.0165142354. The cubic root of 231010103 is about 613.5881889889.

Adding to 231010103 its reverse (301010132), we get a palindrome (532020235).

The spelling of 231010103 in words is "two hundred thirty-one million, ten thousand, one hundred three".