2100212210001 has 8 divisors (see below), whose sum is σ = 2805136125664. Its totient is φ = 1397714883840.

The previous prime is 2100212209969. The next prime is 2100212210023. The reversal of 2100212210001 is 1000122120012.

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

It is not a de Polignac number, because 2100212210001 - 2⁵ = 2100212209969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100212210071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 606645355 + ... + 606648816.

It is an arithmetic number, because the mean of its divisors is an integer number (350642015708).

Almost surely, 2^{2100212210001} is an apocalyptic number.

It is an amenable number.

2100212210001 is a deficient number, since it is larger than the sum of its proper divisors (704923915663).

2100212210001 is a wasteful number, since it uses less digits than its factorization.

2100212210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213294751.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2100212210001 its reverse (1000122120012), we get a palindrome (3100334330013).

The spelling of 2100212210001 in words is "two trillion, one hundred billion, two hundred twelve million, two hundred ten thousand, one".