1012121044033 has 4 divisors (see below), whose sum is σ = 1104132048048. Its totient is φ = 920110040020.

The previous prime is 1012121044031. The next prime is 1012121044037. The reversal of 1012121044033 is 3304401212101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1012121044033 - 2¹ = 1012121044031 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012121043995 and 1012121044013.

It is not an unprimeable number, because it can be changed into a prime (1012121044031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46005501991 + ... + 46005502012.

It is an arithmetic number, because the mean of its divisors is an integer number (276033012012).

Almost surely, 2^{1012121044033} is an apocalyptic number.

It is an amenable number.

1012121044033 is a deficient number, since it is larger than the sum of its proper divisors (92011004015).

1012121044033 is an equidigital number, since it uses as much as digits as its factorization.

1012121044033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92011004014.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1012121044033 its reverse (3304401212101), we get a palindrome (4316522256134).

The spelling of 1012121044033 in words is "one trillion, twelve billion, one hundred twenty-one million, forty-four thousand, thirty-three".