11011100002530 has 32 divisors (see below), whose sum is σ = 26426781166464. Its totient is φ = 2936277649536.

The previous prime is 11011100002499. The next prime is 11011100002531. The reversal of 11011100002530 is 3520000111011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (11011100002531) 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, 5413222 + ... + 7164158.

It is an arithmetic number, because the mean of its divisors is an integer number (825836911452).

Almost surely, 2^{11011100002530} is an apocalyptic number.

11011100002530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11011100002530 is an abundant number, since it is smaller than the sum of its proper divisors (15415681163934).

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

11011100002530 is a wasteful number, since it uses less digits than its factorization.

11011100002530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1960570.

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 11011100002530 its reverse (3520000111011), we get a palindrome (14531100113541).

The spelling of 11011100002530 in words is "eleven trillion, eleven billion, one hundred million, two thousand, five hundred thirty".