11205432011215 has 8 divisors (see below), whose sum is σ = 14480865983808. Its totient is φ = 8274780562080.

The previous prime is 11205432011171. The next prime is 11205432011227. The reversal of 11205432011215 is 51211023450211.

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

It is not a de Polignac number, because 11205432011215 - 2¹⁹ = 11205431486927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86195630791 + ... + 86195630920.

It is an arithmetic number, because the mean of its divisors is an integer number (1810108247976).

Almost surely, 2^{11205432011215} is an apocalyptic number.

11205432011215 is a deficient number, since it is larger than the sum of its proper divisors (3275433972593).

11205432011215 is a wasteful number, since it uses less digits than its factorization.

11205432011215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172391261729.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 11205432011215 its reverse (51211023450211), we get a palindrome (62416455461426).

The spelling of 11205432011215 in words is "eleven trillion, two hundred five billion, four hundred thirty-two million, eleven thousand, two hundred fifteen".