11121430562 has 16 divisors (see below), whose sum is σ = 18375394752. Its totient is φ = 5006115120.

The previous prime is 11121430561. The next prime is 11121430591. The reversal of 11121430562 is 26503412111.

It is not an unprimeable number, because it can be changed into a prime (11121430561) 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, 2451713 + ... + 2456244.

It is an arithmetic number, because the mean of its divisors is an integer number (1148462172).

Almost surely, 2^11121430562 is an apocalyptic number.

11121430562 is a deficient number, since it is larger than the sum of its proper divisors (7253964190).

11121430562 is a wasteful number, since it uses less digits than its factorization.

11121430562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4908073.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 11121430562 its reverse (26503412111), we get a palindrome (37624842673).

The spelling of 11121430562 in words is "eleven billion, one hundred twenty-one million, four hundred thirty thousand, five hundred sixty-two".