121003311112033 has 12 divisors (see below), whose sum is σ = 140761489048020. Its totient is φ = 103715255690592.

The previous prime is 121003311111941. The next prime is 121003311112051. The reversal of 121003311112033 is 330211113300121.

It can be written as a sum of positive squares in 2 ways, for example, as 62986952890624 + 58016358221409 = 7936432^2 + 7616847^2 .

It is a de Polignac number, because none of the positive numbers 2^k-121003311112033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121003311111995 and 121003311112013.

It is not an unprimeable number, because it can be changed into a prime (121003311112063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19487866 + ... + 24935587.

It is an arithmetic number, because the mean of its divisors is an integer number (11730124087335).

Almost surely, 2^{121003311112033} is an apocalyptic number.

It is an amenable number.

121003311112033 is a deficient number, since it is larger than the sum of its proper divisors (19758177935987).

121003311112033 is an equidigital number, since it uses as much as digits as its factorization.

121003311112033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44479056 (or 44479049 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 121003311112033 its reverse (330211113300121), we get a palindrome (451214424412154).

The spelling of 121003311112033 in words is "one hundred twenty-one trillion, three billion, three hundred eleven million, one hundred twelve thousand, thirty-three".