11120211102001 has 4 divisors (see below), whose sum is σ = 11176091560000. Its totient is φ = 11064330644004.

The previous prime is 11120211101947. The next prime is 11120211102029. The reversal of 11120211102001 is 10020111202111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11120211102001 - 2¹¹ = 11120211099953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11120211102601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27940228701 + ... + 27940229098.

It is an arithmetic number, because the mean of its divisors is an integer number (2794022890000).

Almost surely, 2^{11120211102001} is an apocalyptic number.

It is an amenable number.

11120211102001 is a deficient number, since it is larger than the sum of its proper divisors (55880457999).

11120211102001 is an equidigital number, since it uses as much as digits as its factorization.

11120211102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55880457998.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11120211102001 its reverse (10020111202111), we get a palindrome (21140322304112).

The spelling of 11120211102001 in words is "eleven trillion, one hundred twenty billion, two hundred eleven million, one hundred two thousand, one".