212211110201 has 16 divisors (see below), whose sum is σ = 218446046208. Its totient is φ = 206084208000.

The previous prime is 212211110197. The next prime is 212211110231. The reversal of 212211110201 is 102011112212.

It is a cyclic number.

It is not a de Polignac number, because 212211110201 - 2² = 212211110197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212211110231) 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, 1509416 + ... + 1644006.

It is an arithmetic number, because the mean of its divisors is an integer number (13652877888).

Almost surely, 2^212211110201 is an apocalyptic number.

It is an amenable number.

212211110201 is a deficient number, since it is larger than the sum of its proper divisors (6234936007).

212211110201 is a wasteful number, since it uses less digits than its factorization.

212211110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134992.

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

Adding to 212211110201 its reverse (102011112212), we get a palindrome (314222222413).

It can be divided in two parts, 2122111 and 10201, that added together give a palindrome (2132312).

The spelling of 212211110201 in words is "two hundred twelve billion, two hundred eleven million, one hundred ten thousand, two hundred one".