2230201012121 has 2 divisors, whose sum is σ = 2230201012122. Its totient is φ = 2230201012120.

The previous prime is 2230201012099. The next prime is 2230201012129. The reversal of 2230201012121 is 1212101020322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2217683877721 + 12517134400 = 1489189^2 + 111880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2230201012121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2230201012121.

It is not a weakly prime, because it can be changed into another prime (2230201012129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115100506060 + 1115100506061.

It is an arithmetic number, because the mean of its divisors is an integer number (1115100506061).

Almost surely, 2^{2230201012121} is an apocalyptic number.

It is an amenable number.

2230201012121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2230201012121 is an equidigital number, since it uses as much as digits as its factorization.

2230201012121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2230201012121 its reverse (1212101020322), we get a palindrome (3442302032443).

The spelling of 2230201012121 in words is "two trillion, two hundred thirty billion, two hundred one million, twelve thousand, one hundred twenty-one".