201101212211 has 16 divisors (see below), whose sum is σ = 214981572960. Its totient is φ = 187773331200.

The previous prime is 201101212121. The next prime is 201101212217. The reversal of 201101212211 is 112212101102.

It is a cyclic number.

It is not a de Polignac number, because 201101212211 - 2²² = 201097017907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201101212217) 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, 672410 + ... + 924303.

It is an arithmetic number, because the mean of its divisors is an integer number (13436348310).

Almost surely, 2^201101212211 is an apocalyptic number.

201101212211 is a deficient number, since it is larger than the sum of its proper divisors (13880360749).

201101212211 is a wasteful number, since it uses less digits than its factorization.

201101212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596886.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201101212211 its reverse (112212101102), we get a palindrome (313313313313).

It can be divided in two parts, 20110 and 1212211, that added together give a palindrome (1232321).

The spelling of 201101212211 in words is "two hundred one billion, one hundred one million, two hundred twelve thousand, two hundred eleven".