11220240293 has 2 divisors, whose sum is σ = 11220240294. Its totient is φ = 11220240292.

The previous prime is 11220240289. The next prime is 11220240307. The reversal of 11220240293 is 39204202211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11161288609 + 58951684 = 105647^2 + 7678^2 .

It is an emirp because it is prime and its reverse (39204202211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11220240293 - 2² = 11220240289 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220240253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610120146 + 5610120147.

It is an arithmetic number, because the mean of its divisors is an integer number (5610120147).

Almost surely, 2^11220240293 is an apocalyptic number.

It is an amenable number.

11220240293 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220240293 is an equidigital number, since it uses as much as digits as its factorization.

11220240293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 11220240293 in words is "eleven billion, two hundred twenty million, two hundred forty thousand, two hundred ninety-three".