11012021420273 has 2 divisors, whose sum is σ = 11012021420274. Its totient is φ = 11012021420272.

The previous prime is 11012021420221. The next prime is 11012021420291. The reversal of 11012021420273 is 37202412021011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9587550526129 + 1424470894144 = 3096377^2 + 1193512^2 .

It is an emirp because it is prime and its reverse (37202412021011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11012021420273 - 2³² = 11007726452977 is a prime.

It is not a weakly prime, because it can be changed into another prime (11012021420473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506010710136 + 5506010710137.

It is an arithmetic number, because the mean of its divisors is an integer number (5506010710137).

Almost surely, 2^{11012021420273} is an apocalyptic number.

It is an amenable number.

11012021420273 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012021420273 is an equidigital number, since it uses as much as digits as its factorization.

11012021420273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 11012021420273 its reverse (37202412021011), we get a palindrome (48214433441284).

The spelling of 11012021420273 in words is "eleven trillion, twelve billion, twenty-one million, four hundred twenty thousand, two hundred seventy-three".