11215445334355 has 16 divisors (see below), whose sum is σ = 14167642740480. Its totient is φ = 8499668336352.

The previous prime is 11215445334341. The next prime is 11215445334383. The reversal of 11215445334355 is 55343354451211.

It is a cyclic number.

It is not a de Polignac number, because 11215445334355 - 2²⁹ = 11214908463443 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1410039 + ... + 4941568.

It is an arithmetic number, because the mean of its divisors is an integer number (885477671280).

Almost surely, 2^{11215445334355} is an apocalyptic number.

11215445334355 is a deficient number, since it is larger than the sum of its proper divisors (2952197406125).

11215445334355 is a wasteful number, since it uses less digits than its factorization.

11215445334355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6370218.

The product of its digits is 2160000, while the sum is 46.

Adding to 11215445334355 its reverse (55343354451211), we get a palindrome (66558799785566).

The spelling of 11215445334355 in words is "eleven trillion, two hundred fifteen billion, four hundred forty-five million, three hundred thirty-four thousand, three hundred fifty-five".