211120020221001 has 8 divisors (see below), whose sum is σ = 281932507505184. Its totient is φ = 140527106542080.

The previous prime is 211120020220969. The next prime is 211120020221063. The reversal of 211120020221001 is 100122020021112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211120020221001 - 2⁵ = 211120020220969 is a prime.

It is a super-2 number, since 2×211120020221001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211120020241001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54893399071 + ... + 54893402916.

It is an arithmetic number, because the mean of its divisors is an integer number (35241563438148).

Almost surely, 2^{211120020221001} is an apocalyptic number.

It is an amenable number.

211120020221001 is a deficient number, since it is larger than the sum of its proper divisors (70812487284183).

211120020221001 is a wasteful number, since it uses less digits than its factorization.

211120020221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109786802631.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211120020221001 its reverse (100122020021112), we get a palindrome (311242040242113).

The spelling of 211120020221001 in words is "two hundred eleven trillion, one hundred twenty billion, twenty million, two hundred twenty-one thousand, one".