121331020103233 has 2 divisors, whose sum is σ = 121331020103234. Its totient is φ = 121331020103232.

The previous prime is 121331020103143. The next prime is 121331020103261. The reversal of 121331020103233 is 332301020133121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72657416740624 + 48673603362609 = 8523932^2 + 6976647^2 .

It is a cyclic number.

It is not a de Polignac number, because 121331020103233 - 2¹³ = 121331020095041 is a prime.

It is a super-2 number, since 2×121331020103233² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121331020103198 and 121331020103207.

It is not a weakly prime, because it can be changed into another prime (121331020203233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60665510051616 + 60665510051617.

It is an arithmetic number, because the mean of its divisors is an integer number (60665510051617).

Almost surely, 2^{121331020103233} is an apocalyptic number.

It is an amenable number.

121331020103233 is a deficient number, since it is larger than the sum of its proper divisors (1).

121331020103233 is an equidigital number, since it uses as much as digits as its factorization.

121331020103233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 121331020103233 its reverse (332301020133121), we get a palindrome (453632040236354).

The spelling of 121331020103233 in words is "one hundred twenty-one trillion, three hundred thirty-one billion, twenty million, one hundred three thousand, two hundred thirty-three".