121333303333129 has 2 divisors, whose sum is σ = 121333303333130. Its totient is φ = 121333303333128.

The previous prime is 121333303333093. The next prime is 121333303333133. The reversal of 121333303333129 is 921333303333121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91900215331600 + 29433088001529 = 9586460^2 + 5425227^2 .

It is a cyclic number.

It is not a de Polignac number, because 121333303333129 - 2³⁵ = 121298943594761 is a prime.

It is a super-2 number, since 2×121333303333129² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121333303333091 and 121333303333100.

It is not a weakly prime, because it can be changed into another prime (121333303333159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60666651666564 + 60666651666565.

It is an arithmetic number, because the mean of its divisors is an integer number (60666651666565).

Almost surely, 2^{121333303333129} is an apocalyptic number.

It is an amenable number.

121333303333129 is a deficient number, since it is larger than the sum of its proper divisors (1).

121333303333129 is an equidigital number, since it uses as much as digits as its factorization.

121333303333129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 236196, while the sum is 40.

The spelling of 121333303333129 in words is "one hundred twenty-one trillion, three hundred thirty-three billion, three hundred three million, three hundred thirty-three thousand, one hundred twenty-nine".