2120211220007 has 2 divisors, whose sum is σ = 2120211220008. Its totient is φ = 2120211220006.

The previous prime is 2120211219961. The next prime is 2120211220019. The reversal of 2120211220007 is 7000221120212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120211220007 - 2⁶ = 2120211219943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120211220097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060105610003 + 1060105610004.

It is an arithmetic number, because the mean of its divisors is an integer number (1060105610004).

Almost surely, 2^{2120211220007} is an apocalyptic number.

2120211220007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120211220007 is an equidigital number, since it uses as much as digits as its factorization.

2120211220007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 2120211220007 its reverse (7000221120212), we get a palindrome (9120432340219).

The spelling of 2120211220007 in words is "two trillion, one hundred twenty billion, two hundred eleven million, two hundred twenty thousand, seven".