11120030320021 has 16 divisors (see below), whose sum is σ = 12744525588480. Its totient is φ = 9504517097520.

The previous prime is 11120030319953. The next prime is 11120030320039. The reversal of 11120030320021 is 12002303002111.

It is a cyclic number.

It is not a de Polignac number, because 11120030320021 - 2⁹ = 11120030319509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11120030319977 and 11120030320004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120039320021) 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, 73522686 + ... + 73673776.

It is an arithmetic number, because the mean of its divisors is an integer number (796532849280).

Almost surely, 2^{11120030320021} is an apocalyptic number.

It is an amenable number.

11120030320021 is a deficient number, since it is larger than the sum of its proper divisors (1624495268459).

11120030320021 is a wasteful number, since it uses less digits than its factorization.

11120030320021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180744.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11120030320021 its reverse (12002303002111), we get a palindrome (23122333322132).

The spelling of 11120030320021 in words is "eleven trillion, one hundred twenty billion, thirty million, three hundred twenty thousand, twenty-one".