211102221020001 has 16 divisors (see below), whose sum is σ = 304291489761600. Its totient is φ = 129724266685248.

The previous prime is 211102221019993. The next prime is 211102221020011. The reversal of 211102221020001 is 100020122201112.

It is not a de Polignac number, because 211102221020001 - 2³ = 211102221019993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211102221020011) 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, 50047940286 + ... + 50047944503.

It is an arithmetic number, because the mean of its divisors is an integer number (19018218110100).

Almost surely, 2^{211102221020001} is an apocalyptic number.

It is an amenable number.

211102221020001 is a deficient number, since it is larger than the sum of its proper divisors (93189268741599).

211102221020001 is a wasteful number, since it uses less digits than its factorization.

211102221020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100095884848.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211102221020001 its reverse (100020122201112), we get a palindrome (311122343221113).

The spelling of 211102221020001 in words is "two hundred eleven trillion, one hundred two billion, two hundred twenty-one million, twenty thousand, one".