12201001102123 has 2 divisors, whose sum is σ = 12201001102124. Its totient is φ = 12201001102122.

The previous prime is 12201001102109. The next prime is 12201001102133. The reversal of 12201001102123 is 32120110010221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12201001102123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12201001102097 and 12201001102106.

It is not a weakly prime, because it can be changed into another prime (12201001102133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100500551061 + 6100500551062.

It is an arithmetic number, because the mean of its divisors is an integer number (6100500551062).

Almost surely, 2^{12201001102123} is an apocalyptic number.

12201001102123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201001102123 is an equidigital number, since it uses as much as digits as its factorization.

12201001102123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12201001102123 its reverse (32120110010221), we get a palindrome (44321111112344).

The spelling of 12201001102123 in words is "twelve trillion, two hundred one billion, one million, one hundred two thousand, one hundred twenty-three".