11011220210001 has 32 divisors (see below), whose sum is σ = 16041847772160. Its totient is φ = 6662836769600.

The previous prime is 11011220209999. The next prime is 11011220210027. The reversal of 11011220210001 is 10001202211011.

11011220210001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11011220210001 - 2¹ = 11011220209999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11011220210051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69997231 + ... + 70154363.

It is an arithmetic number, because the mean of its divisors is an integer number (501307742880).

Almost surely, 2^{11011220210001} is an apocalyptic number.

11011220210001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11011220210001 is a deficient number, since it is larger than the sum of its proper divisors (5030627562159).

11011220210001 is a wasteful number, since it uses less digits than its factorization.

11011220210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160517.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11011220210001 its reverse (10001202211011), we get a palindrome (21012422421012).

The spelling of 11011220210001 in words is "eleven trillion, eleven billion, two hundred twenty million, two hundred ten thousand, one".