11221513634263 has 8 divisors (see below), whose sum is σ = 11230855468560. Its totient is φ = 11212174184640.

The previous prime is 11221513634209. The next prime is 11221513634291. The reversal of 11221513634263 is 36243631512211.

11221513634263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11221513634263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221513634963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8881728 + ... + 10066186.

It is an arithmetic number, because the mean of its divisors is an integer number (1403856933570).

Almost surely, 2^{11221513634263} is an apocalyptic number.

11221513634263 is a deficient number, since it is larger than the sum of its proper divisors (9341834297).

11221513634263 is a wasteful number, since it uses less digits than its factorization.

11221513634263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192337.

The product of its digits is 155520, while the sum is 40.

The spelling of 11221513634263 in words is "eleven trillion, two hundred twenty-one billion, five hundred thirteen million, six hundred thirty-four thousand, two hundred sixty-three".