2145202411333 has 4 divisors (see below), whose sum is σ = 2145669068620. Its totient is φ = 2144735754048.

The previous prime is 2145202411243. The next prime is 2145202411367. The reversal of 2145202411333 is 3331142025412.

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 577042294689 + 1568160116644 = 759633^2 + 1252262^2 .

It is a cyclic number.

It is not a de Polignac number, because 2145202411333 - 2²⁹ = 2144665540421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2145202411295 and 2145202411304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145202417333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233321748 + ... + 233330941.

It is an arithmetic number, because the mean of its divisors is an integer number (536417267155).

Almost surely, 2^{2145202411333} is an apocalyptic number.

It is an amenable number.

2145202411333 is a deficient number, since it is larger than the sum of its proper divisors (466657287).

2145202411333 is an equidigital number, since it uses as much as digits as its factorization.

2145202411333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466657286.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 2145202411333 its reverse (3331142025412), we get a palindrome (5476344436745).

The spelling of 2145202411333 in words is "two trillion, one hundred forty-five billion, two hundred two million, four hundred eleven thousand, three hundred thirty-three".