12042011001173 has 2 divisors, whose sum is σ = 12042011001174. Its totient is φ = 12042011001172.

The previous prime is 12042011001143. The next prime is 12042011001233. The reversal of 12042011001173 is 37110011024021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10692004038769 + 1350006962404 = 3269863^2 + 1161898^2 .

It is a cyclic number.

It is not a de Polignac number, because 12042011001173 - 2²⁸ = 12041742565717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12042011001133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021005500586 + 6021005500587.

It is an arithmetic number, because the mean of its divisors is an integer number (6021005500587).

Almost surely, 2^{12042011001173} is an apocalyptic number.

It is an amenable number.

12042011001173 is a deficient number, since it is larger than the sum of its proper divisors (1).

12042011001173 is an equidigital number, since it uses as much as digits as its factorization.

12042011001173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 12042011001173 its reverse (37110011024021), we get a palindrome (49152022025194).

The spelling of 12042011001173 in words is "twelve trillion, forty-two billion, eleven million, one thousand, one hundred seventy-three".