2201020113121 has 2 divisors, whose sum is σ = 2201020113122. Its totient is φ = 2201020113120.

The previous prime is 2201020113101. The next prime is 2201020113139. The reversal of 2201020113121 is 1213110201022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1964381646096 + 236638467025 = 1401564^2 + 486455^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201020113121 - 2¹³ = 2201020104929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201020113095 and 2201020113104.

It is not a weakly prime, because it can be changed into another prime (2201020113101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100510056560 + 1100510056561.

It is an arithmetic number, because the mean of its divisors is an integer number (1100510056561).

Almost surely, 2^{2201020113121} is an apocalyptic number.

It is an amenable number.

2201020113121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201020113121 is an equidigital number, since it uses as much as digits as its factorization.

2201020113121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2201020113121 its reverse (1213110201022), we get a palindrome (3414130314143).

The spelling of 2201020113121 in words is "two trillion, two hundred one billion, twenty million, one hundred thirteen thousand, one hundred twenty-one".