12101211212273 has 2 divisors, whose sum is σ = 12101211212274. Its totient is φ = 12101211212272.

The previous prime is 12101211212239. The next prime is 12101211212333. The reversal of 12101211212273 is 37221211210121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11077101619984 + 1024109592289 = 3328228^2 + 1011983^2 .

It is a cyclic number.

It is not a de Polignac number, because 12101211212273 - 2¹⁴ = 12101211195889 is a prime.

It is not a weakly prime, because it can be changed into another prime (12101211242273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050605606136 + 6050605606137.

It is an arithmetic number, because the mean of its divisors is an integer number (6050605606137).

Almost surely, 2^{12101211212273} is an apocalyptic number.

It is an amenable number.

12101211212273 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101211212273 is an equidigital number, since it uses as much as digits as its factorization.

12101211212273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 26.

Adding to 12101211212273 its reverse (37221211210121), we get a palindrome (49322422422394).

The spelling of 12101211212273 in words is "twelve trillion, one hundred one billion, two hundred eleven million, two hundred twelve thousand, two hundred seventy-three".