20212002100007 has 2 divisors, whose sum is σ = 20212002100008. Its totient is φ = 20212002100006.

The previous prime is 20212002100001. The next prime is 20212002100039. The reversal of 20212002100007 is 70000120021202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20212002100007 - 2³⁴ = 20194822230823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212002100001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106001050003 + 10106001050004.

It is an arithmetic number, because the mean of its divisors is an integer number (10106001050004).

Almost surely, 2^{20212002100007} is an apocalyptic number.

20212002100007 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212002100007 is an equidigital number, since it uses as much as digits as its factorization.

20212002100007 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 17.

Adding to 20212002100007 its reverse (70000120021202), we get a palindrome (90212122121209).

The spelling of 20212002100007 in words is "twenty trillion, two hundred twelve billion, two million, one hundred thousand, seven".