20212001211007 has 2 divisors, whose sum is σ = 20212001211008. Its totient is φ = 20212001211006.

The previous prime is 20212001211001. The next prime is 20212001211079. The reversal of 20212001211007 is 70011210021202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20212001211007 - 2³¹ = 20209853727359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212001211001) 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 as a sum of consecutive naturals, namely, 10106000605503 + 10106000605504.

It is an arithmetic number, because the mean of its divisors is an integer number (10106000605504).

Almost surely, 2^{20212001211007} is an apocalyptic number.

20212001211007 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212001211007 is an equidigital number, since it uses as much as digits as its factorization.

20212001211007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 20212001211007 its reverse (70011210021202), we get a palindrome (90223211232209).

The spelling of 20212001211007 in words is "twenty trillion, two hundred twelve billion, one million, two hundred eleven thousand, seven".