12100216903 has 2 divisors, whose sum is σ = 12100216904. Its totient is φ = 12100216902.

The previous prime is 12100216897. The next prime is 12100216907. The reversal of 12100216903 is 30961200121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12100216903 - 2³³ = 3510282311 is a prime.

It is a super-2 number, since 2×12100216903² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12100216907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050108451 + 6050108452.

It is an arithmetic number, because the mean of its divisors is an integer number (6050108452).

Almost surely, 2^12100216903 is an apocalyptic number.

12100216903 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100216903 is an equidigital number, since it uses as much as digits as its factorization.

12100216903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 12100216903 in words is "twelve billion, one hundred million, two hundred sixteen thousand, nine hundred three".