11212061646353 has 16 divisors (see below), whose sum is σ = 11327120372736. Its totient is φ = 11097291878400.

The previous prime is 11212061646349. The next prime is 11212061646367. The reversal of 11212061646353 is 35364616021211.

It is a cyclic number.

It is not a de Polignac number, because 11212061646353 - 2² = 11212061646349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11212061646353.

It is not an unprimeable number, because it can be changed into a prime (11212031646353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240048200 + ... + 240094902.

It is an arithmetic number, because the mean of its divisors is an integer number (707945023296).

Almost surely, 2^{11212061646353} is an apocalyptic number.

It is an amenable number.

11212061646353 is a deficient number, since it is larger than the sum of its proper divisors (115058726383).

11212061646353 is a wasteful number, since it uses less digits than its factorization.

11212061646353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49744.

The product of its (nonzero) digits is 155520, while the sum is 41.

Adding to 11212061646353 its reverse (35364616021211), we get a palindrome (46576677667564).

The spelling of 11212061646353 in words is "eleven trillion, two hundred twelve billion, sixty-one million, six hundred forty-six thousand, three hundred fifty-three".