11211053602602 has 48 divisors (see below), whose sum is σ = 26092561078080. Its totient is φ = 3201966738432.

The previous prime is 11211053602547. The next prime is 11211053602631. The reversal of 11211053602602 is 20620635011211.

It is a self number, because there is not a number n which added to its sum of digits gives 11211053602602.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6299958 + ... + 7881089.

It is an arithmetic number, because the mean of its divisors is an integer number (543595022460).

Almost surely, 2^{11211053602602} is an apocalyptic number.

11211053602602 is an abundant number, since it is smaller than the sum of its proper divisors (14881507475478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11211053602602 is a wasteful number, since it uses less digits than its factorization.

11211053602602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14183755 (or 14183748 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 11211053602602 its reverse (20620635011211), we get a palindrome (31831688613813).

The spelling of 11211053602602 in words is "eleven trillion, two hundred eleven billion, fifty-three million, six hundred two thousand, six hundred two".