1111013201563 has 16 divisors (see below), whose sum is σ = 1179323292096. Its totient is φ = 1043034757120.

The previous prime is 1111013201539. The next prime is 1111013201569. The reversal of 1111013201563 is 3651023101111.

It is a cyclic number.

It is not a de Polignac number, because 1111013201563 - 2²⁵ = 1110979647131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111013201569) 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, 11396595 + ... + 11493667.

It is an arithmetic number, because the mean of its divisors is an integer number (73707705756).

Almost surely, 2^{1111013201563} is an apocalyptic number.

1111013201563 is a deficient number, since it is larger than the sum of its proper divisors (68310090533).

1111013201563 is a wasteful number, since it uses less digits than its factorization.

1111013201563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98774.

The product of its (nonzero) digits is 540, while the sum is 25.

Adding to 1111013201563 its reverse (3651023101111), we get a palindrome (4762036302674).

The spelling of 1111013201563 in words is "one trillion, one hundred eleven billion, thirteen million, two hundred one thousand, five hundred sixty-three".