20200120007 has 2 divisors, whose sum is σ = 20200120008. Its totient is φ = 20200120006.

The previous prime is 20200119991. The next prime is 20200120091. The reversal of 20200120007 is 70002100202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20200120007 - 2⁴ = 20200119991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20200119973 and 20200120000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20200120097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100060003 + 10100060004.

It is an arithmetic number, because the mean of its divisors is an integer number (10100060004).

Almost surely, 2^20200120007 is an apocalyptic number.

20200120007 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200120007 is an equidigital number, since it uses as much as digits as its factorization.

20200120007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 14.

Adding to 20200120007 its reverse (70002100202), we get a palindrome (90202220209).

The spelling of 20200120007 in words is "twenty billion, two hundred million, one hundred twenty thousand, seven".