211103122230001 has 4 divisors (see below), whose sum is σ = 211103782488432. Its totient is φ = 211102461971572.

The previous prime is 211103122229947. The next prime is 211103122230019. The reversal of 211103122230001 is 100032221301112.

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 211103122230001 - 2²⁵ = 211103088675569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211103122290001) 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, 329649391 + ... + 330289156.

It is an arithmetic number, because the mean of its divisors is an integer number (52775945622108).

Almost surely, 2^{211103122230001} is an apocalyptic number.

It is an amenable number.

211103122230001 is a deficient number, since it is larger than the sum of its proper divisors (660258431).

211103122230001 is an equidigital number, since it uses as much as digits as its factorization.

211103122230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660258430.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 211103122230001 its reverse (100032221301112), we get a palindrome (311135343531113).

The spelling of 211103122230001 in words is "two hundred eleven trillion, one hundred three billion, one hundred twenty-two million, two hundred thirty thousand, one".