1023113230121 has 2 divisors, whose sum is σ = 1023113230122. Its totient is φ = 1023113230120.

The previous prime is 1023113230103. The next prime is 1023113230133. The reversal of 1023113230121 is 1210323113201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 578110832896 + 445002397225 = 760336^2 + 667085^2 .

It is a cyclic number.

It is not a de Polignac number, because 1023113230121 - 2⁶ = 1023113230057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1023113230093 and 1023113230102.

It is not a weakly prime, because it can be changed into another prime (1023113230141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511556615060 + 511556615061.

It is an arithmetic number, because the mean of its divisors is an integer number (511556615061).

Almost surely, 2^{1023113230121} is an apocalyptic number.

It is an amenable number.

1023113230121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023113230121 is an equidigital number, since it uses as much as digits as its factorization.

1023113230121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1023113230121 its reverse (1210323113201), we get a palindrome (2233436343322).

The spelling of 1023113230121 in words is "one trillion, twenty-three billion, one hundred thirteen million, two hundred thirty thousand, one hundred twenty-one".