121310103020033 has 2 divisors, whose sum is σ = 121310103020034. Its totient is φ = 121310103020032.

The previous prime is 121310103019969. The next prime is 121310103020101. The reversal of 121310103020033 is 330020301013121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86598881445904 + 34711221574129 = 9305852^2 + 5891623^2 .

It is an emirp because it is prime and its reverse (330020301013121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121310103020033 - 2⁶ = 121310103019969 is a prime.

It is a super-2 number, since 2×121310103020033² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121310103019987 and 121310103020014.

It is not a weakly prime, because it can be changed into another prime (121310103020933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60655051510016 + 60655051510017.

It is an arithmetic number, because the mean of its divisors is an integer number (60655051510017).

Almost surely, 2^{121310103020033} is an apocalyptic number.

It is an amenable number.

121310103020033 is a deficient number, since it is larger than the sum of its proper divisors (1).

121310103020033 is an equidigital number, since it uses as much as digits as its factorization.

121310103020033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 121310103020033 its reverse (330020301013121), we get a palindrome (451330404033154).

The spelling of 121310103020033 in words is "one hundred twenty-one trillion, three hundred ten billion, one hundred three million, twenty thousand, thirty-three".