42333340012013 has 4 divisors (see below), whose sum is σ = 43477484336700. Its totient is φ = 41189195687328.

The previous prime is 42333340012009. The next prime is 42333340012091. The reversal of 42333340012013 is 31021004333324.

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 24261505806409 + 18071834205604 = 4925597^2 + 4251098^2 .

It is a cyclic number.

It is not a de Polignac number, because 42333340012013 - 2² = 42333340012009 is a prime.

It is a super-2 number, since 2×42333340012013² (a number of 28 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 (42333340012003) 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, 572072162288 + ... + 572072162361.

It is an arithmetic number, because the mean of its divisors is an integer number (10869371084175).

Almost surely, 2^{42333340012013} is an apocalyptic number.

It is an amenable number.

42333340012013 is a deficient number, since it is larger than the sum of its proper divisors (1144144324687).

42333340012013 is a wasteful number, since it uses less digits than its factorization.

42333340012013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144144324686.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 42333340012013 its reverse (31021004333324), we get a palindrome (73354344345337).

The spelling of 42333340012013 in words is "forty-two trillion, three hundred thirty-three billion, three hundred forty million, twelve thousand, thirteen".