211010220001 has 16 divisors (see below), whose sum is σ = 243111369600. Its totient is φ = 179402646528.

The previous prime is 211010219989. The next prime is 211010220037. The reversal of 211010220001 is 100022010112.

It is not a de Polignac number, because 211010220001 - 2⁹ = 211010219489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211010220001.

It is not an unprimeable number, because it can be changed into a prime (211010220901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399105 + ... + 762433.

It is an arithmetic number, because the mean of its divisors is an integer number (15194460600).

Almost surely, 2^211010220001 is an apocalyptic number.

It is an amenable number.

211010220001 is a deficient number, since it is larger than the sum of its proper divisors (32101149599).

211010220001 is a wasteful number, since it uses less digits than its factorization.

211010220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364008.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 211010220001 its reverse (100022010112), we get a palindrome (311032230113).

The spelling of 211010220001 in words is "two hundred eleven billion, ten million, two hundred twenty thousand, one".