9812000212001 has 32 divisors (see below), whose sum is σ = 11093874570240. Its totient is φ = 8615440454400.

The previous prime is 9812000211989. The next prime is 9812000212039. The reversal of 9812000212001 is 1002120002189.

It is not a de Polignac number, because 9812000212001 - 2¹⁴ = 9812000195617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9812000211001) 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, 241102211 + ... + 241142903.

It is an arithmetic number, because the mean of its divisors is an integer number (346683580320).

Almost surely, 2^{9812000212001} is an apocalyptic number.

It is an amenable number.

9812000212001 is a deficient number, since it is larger than the sum of its proper divisors (1281874358239).

9812000212001 is a wasteful number, since it uses less digits than its factorization.

9812000212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50937.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 9812000212001 in words is "nine trillion, eight hundred twelve billion, two hundred twelve thousand, one".