211422211001 has 16 divisors (see below), whose sum is σ = 221577120000. Its totient is φ = 201460511616.

The previous prime is 211422210973. The next prime is 211422211003. The reversal of 211422211001 is 100112224112.

It is a cyclic number.

It is not a de Polignac number, because 211422211001 - 2²² = 211418016697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211422211003) 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, 5614805 + ... + 5652333.

It is an arithmetic number, because the mean of its divisors is an integer number (13848570000).

Almost surely, 2^211422211001 is an apocalyptic number.

It is an amenable number.

211422211001 is a deficient number, since it is larger than the sum of its proper divisors (10154908999).

211422211001 is a wasteful number, since it uses less digits than its factorization.

211422211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40096.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211422211001 its reverse (100112224112), we get a palindrome (311534435113).

The spelling of 211422211001 in words is "two hundred eleven billion, four hundred twenty-two million, two hundred eleven thousand, one".