10220120010101 has 2 divisors, whose sum is σ = 10220120010102. Its totient is φ = 10220120010100.

The previous prime is 10220120010083. The next prime is 10220120010103. The reversal of 10220120010101 is 10101002102201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7975738498225 + 2244381511876 = 2824135^2 + 1498126^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10220120010101 is a prime.

It is a Sophie Germain prime.

Together with 10220120010103, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10220120010103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110060005050 + 5110060005051.

It is an arithmetic number, because the mean of its divisors is an integer number (5110060005051).

Almost surely, 2^{10220120010101} is an apocalyptic number.

It is an amenable number.

10220120010101 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220120010101 is an equidigital number, since it uses as much as digits as its factorization.

10220120010101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10220120010101 its reverse (10101002102201), we get a palindrome (20321122112302).

The spelling of 10220120010101 in words is "ten trillion, two hundred twenty billion, one hundred twenty million, ten thousand, one hundred one".