10212121200007 has 2 divisors, whose sum is σ = 10212121200008. Its totient is φ = 10212121200006.

The previous prime is 10212121199963. The next prime is 10212121200227. The reversal of 10212121200007 is 70000212121201.

10212121200007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (70000212121201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10212121200007 - 2¹⁹ = 10212120675719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212121000007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106060600003 + 5106060600004.

It is an arithmetic number, because the mean of its divisors is an integer number (5106060600004).

Almost surely, 2^{10212121200007} is an apocalyptic number.

10212121200007 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212121200007 is an equidigital number, since it uses as much as digits as its factorization.

10212121200007 is an evil number, because the sum of its binary digits is even.

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

Adding to 10212121200007 its reverse (70000212121201), we get a palindrome (80212333321208).

The spelling of 10212121200007 in words is "ten trillion, two hundred twelve billion, one hundred twenty-one million, two hundred thousand, seven".