2120033404145 has 4 divisors (see below), whose sum is σ = 2544040084980. Its totient is φ = 1696026723312.

The previous prime is 2120033404079. The next prime is 2120033404157. The reversal of 2120033404145 is 5414043300212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1561990041616 + 558043362529 = 1249796^2 + 747023^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120033404145 - 2¹⁰ = 2120033403121 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212003340410 + ... + 212003340419.

It is an arithmetic number, because the mean of its divisors is an integer number (636010021245).

Almost surely, 2^{2120033404145} is an apocalyptic number.

It is an amenable number.

2120033404145 is a deficient number, since it is larger than the sum of its proper divisors (424006680835).

2120033404145 is an equidigital number, since it uses as much as digits as its factorization.

2120033404145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424006680834.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 2120033404145 its reverse (5414043300212), we get a palindrome (7534076704357).

The spelling of 2120033404145 in words is "two trillion, one hundred twenty billion, thirty-three million, four hundred four thousand, one hundred forty-five".