211141200021 has 32 divisors (see below), whose sum is σ = 286191360000. Its totient is φ = 138450454080.

The previous prime is 211141199993. The next prime is 211141200037. The reversal of 211141200021 is 120002141112.

It is not a de Polignac number, because 211141200021 - 2¹⁰ = 211141198997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211141200121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21652855 + ... + 21662603.

It is an arithmetic number, because the mean of its divisors is an integer number (8943480000).

Almost surely, 2^211141200021 is an apocalyptic number.

It is an amenable number.

211141200021 is a deficient number, since it is larger than the sum of its proper divisors (75050159979).

211141200021 is a wasteful number, since it uses less digits than its factorization.

211141200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10369.

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

Adding to 211141200021 its reverse (120002141112), we get a palindrome (331143341133).

The spelling of 211141200021 in words is "two hundred eleven billion, one hundred forty-one million, two hundred thousand, twenty-one".