12201121021093 has 2 divisors, whose sum is σ = 12201121021094. Its totient is φ = 12201121021092.

The previous prime is 12201121021087. The next prime is 12201121021121. The reversal of 12201121021093 is 39012012110221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9229334632324 + 2971786388769 = 3037982^2 + 1723887^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12201121021093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12201121021013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100560510546 + 6100560510547.

It is an arithmetic number, because the mean of its divisors is an integer number (6100560510547).

Almost surely, 2^{12201121021093} is an apocalyptic number.

It is an amenable number.

12201121021093 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201121021093 is an equidigital number, since it uses as much as digits as its factorization.

12201121021093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 12201121021093 in words is "twelve trillion, two hundred one billion, one hundred twenty-one million, twenty-one thousand, ninety-three".