4020233342413 has 4 divisors (see below), whose sum is σ = 4020567233148. Its totient is φ = 4019899451680.

The previous prime is 4020233342387. The next prime is 4020233342459. The reversal of 4020233342413 is 3142433320204.

It is a happy number.

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 3415924561284 + 604308781129 = 1848222^2 + 777373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4020233342413 is a prime.

It is a super-2 number, since 2×4020233342413² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020233342513) 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, 166927306 + ... + 166951387.

It is an arithmetic number, because the mean of its divisors is an integer number (1005141808287).

Almost surely, 2^{4020233342413} is an apocalyptic number.

It is an amenable number.

4020233342413 is a deficient number, since it is larger than the sum of its proper divisors (333890735).

4020233342413 is a wasteful number, since it uses less digits than its factorization.

4020233342413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333890734.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 4020233342413 its reverse (3142433320204), we get a palindrome (7162666662617).

The spelling of 4020233342413 in words is "four trillion, twenty billion, two hundred thirty-three million, three hundred forty-two thousand, four hundred thirteen".