212110002021001 has 12 divisors (see below), whose sum is σ = 248623719466320. Its totient is φ = 180420721451880.

The previous prime is 212110002020963. The next prime is 212110002021061. The reversal of 212110002021001 is 100120200011212.

It is not a de Polignac number, because 212110002021001 - 2¹³ = 212110002012809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212110002021061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16522037671 + ... + 16522050508.

It is an arithmetic number, because the mean of its divisors is an integer number (20718643288860).

Almost surely, 2^{212110002021001} is an apocalyptic number.

It is an amenable number.

212110002021001 is a deficient number, since it is larger than the sum of its proper divisors (36513717445319).

212110002021001 is a wasteful number, since it uses less digits than its factorization.

212110002021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33044088324 (or 33044088317 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212110002021001 its reverse (100120200011212), we get a palindrome (312230202032213).

The spelling of 212110002021001 in words is "two hundred twelve trillion, one hundred ten billion, two million, twenty-one thousand, one".