2120011271207 has 2 divisors, whose sum is σ = 2120011271208. Its totient is φ = 2120011271206.

The previous prime is 2120011271201. The next prime is 2120011271227. The reversal of 2120011271207 is 7021721100212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120011271207 - 2¹⁶ = 2120011205671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120011271201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060005635603 + 1060005635604.

It is an arithmetic number, because the mean of its divisors is an integer number (1060005635604).

Almost surely, 2^{2120011271207} is an apocalyptic number.

2120011271207 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120011271207 is an equidigital number, since it uses as much as digits as its factorization.

2120011271207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784, while the sum is 26.

Adding to 2120011271207 its reverse (7021721100212), we get a palindrome (9141732371419).

The spelling of 2120011271207 in words is "two trillion, one hundred twenty billion, eleven million, two hundred seventy-one thousand, two hundred seven".