11502213545105 has 16 divisors (see below), whose sum is σ = 13820442965760. Its totient is φ = 9189914678208.

The previous prime is 11502213545101. The next prime is 11502213545113. The reversal of 11502213545105 is 50154531220511.

It is a cyclic number.

It is not a de Polignac number, because 11502213545105 - 2² = 11502213545101 is a prime.

It is a super-2 number, since 2×11502213545105² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11502213545101) 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, 60201716 + ... + 60392474.

It is an arithmetic number, because the mean of its divisors is an integer number (863777685360).

Almost surely, 2^{11502213545105} is an apocalyptic number.

It is an amenable number.

11502213545105 is a deficient number, since it is larger than the sum of its proper divisors (2318229420655).

11502213545105 is a wasteful number, since it uses less digits than its factorization.

11502213545105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206240.

The product of its (nonzero) digits is 30000, while the sum is 35.

Adding to 11502213545105 its reverse (50154531220511), we get a palindrome (61656744765616).

The spelling of 11502213545105 in words is "eleven trillion, five hundred two billion, two hundred thirteen million, five hundred forty-five thousand, one hundred five".