11203100123 has 2 divisors, whose sum is σ = 11203100124. Its totient is φ = 11203100122.

The previous prime is 11203100101. The next prime is 11203100141. The reversal of 11203100123 is 32100130211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11203100123 - 2⁸ = 11203099867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11203100098 and 11203100107.

It is not a weakly prime, because it can be changed into another prime (11203100023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601550061 + 5601550062.

It is an arithmetic number, because the mean of its divisors is an integer number (5601550062).

Almost surely, 2^11203100123 is an apocalyptic number.

11203100123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11203100123 is an equidigital number, since it uses as much as digits as its factorization.

11203100123 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11203100123 its reverse (32100130211), we get a palindrome (43303230334).

The spelling of 11203100123 in words is "eleven billion, two hundred three million, one hundred thousand, one hundred twenty-three".