11242610366521 has 4 divisors (see below), whose sum is σ = 11246573221092. Its totient is φ = 11238647511952.

The previous prime is 11242610366509. The next prime is 11242610366563. The reversal of 11242610366521 is 12566301624211.

11242610366521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6159028464121 + 5083581902400 = 2481739^2 + 2254680^2 .

It is a cyclic number.

It is not a de Polignac number, because 11242610366521 - 2⁵ = 11242610366489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11242610366821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1981423030 + ... + 1981428703.

It is an arithmetic number, because the mean of its divisors is an integer number (2811643305273).

Almost surely, 2^{11242610366521} is an apocalyptic number.

It is an amenable number.

11242610366521 is a deficient number, since it is larger than the sum of its proper divisors (3962854571).

11242610366521 is an equidigital number, since it uses as much as digits as its factorization.

11242610366521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962854570.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 11242610366521 in words is "eleven trillion, two hundred forty-two billion, six hundred ten million, three hundred sixty-six thousand, five hundred twenty-one".