11143345602 has 16 divisors (see below), whose sum is σ = 22307709312. Its totient is φ = 3710945520.

The previous prime is 11143345583. The next prime is 11143345607. The reversal of 11143345602 is 20654334111.

It is a super-2 number, since 2×11143345602² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11143345602.

It is not an unprimeable number, because it can be changed into a prime (11143345607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868858 + ... + 881589.

It is an arithmetic number, because the mean of its divisors is an integer number (1394231832).

Almost surely, 2^11143345602 is an apocalyptic number.

11143345602 is an abundant number, since it is smaller than the sum of its proper divisors (11164363710).

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

11143345602 is a wasteful number, since it uses less digits than its factorization.

11143345602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751513.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 11143345602 its reverse (20654334111), we get a palindrome (31797679713).

The spelling of 11143345602 in words is "eleven billion, one hundred forty-three million, three hundred forty-five thousand, six hundred two".