211110112220101 has 16 divisors (see below), whose sum is σ = 211894539715584. Its totient is φ = 210326899895424.

The previous prime is 211110112220047. The next prime is 211110112220131. The reversal of 211110112220101 is 101022211011112.

It is a cyclic number.

It is not a de Polignac number, because 211110112220101 - 2²⁷ = 211109978002373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211110112220131) 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, 4045546456 + ... + 4045598638.

It is an arithmetic number, because the mean of its divisors is an integer number (13243408732224).

Almost surely, 2^{211110112220101} is an apocalyptic number.

It is an amenable number.

211110112220101 is a deficient number, since it is larger than the sum of its proper divisors (784427495483).

211110112220101 is a wasteful number, since it uses less digits than its factorization.

211110112220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63540.

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

Adding to 211110112220101 its reverse (101022211011112), we get a palindrome (312132323231213).

The spelling of 211110112220101 in words is "two hundred eleven trillion, one hundred ten billion, one hundred twelve million, two hundred twenty thousand, one hundred one".