121010033 has 2 divisors, whose sum is σ = 121010034. Its totient is φ = 121010032.

The previous prime is 121009997. The next prime is 121010039. The reversal of 121010033 is 330010121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119858704 + 1151329 = 10948^2 + 1073^2 .

It is a cyclic number.

It is not a de Polignac number, because 121010033 - 2²² = 116815729 is a prime.

It is a super-2 number, since 2×121010033² = 29286856173322178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121009996 and 121010023.

It is not a weakly prime, because it can be changed into another prime (121010039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505016 + 60505017.

It is an arithmetic number, because the mean of its divisors is an integer number (60505017).

Almost surely, 2^121010033 is an apocalyptic number.

It is an amenable number.

121010033 is a deficient number, since it is larger than the sum of its proper divisors (1).

121010033 is an equidigital number, since it uses as much as digits as its factorization.

121010033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 121010033 is about 11000.4560360014. The cubic root of 121010033 is about 494.6224144967.

Adding to 121010033 its reverse (330010121), we get a palindrome (451020154).

The spelling of 121010033 in words is "one hundred twenty-one million, ten thousand, thirty-three".