43422012424013 has 4 divisors (see below), whose sum is σ = 43422162820668. Its totient is φ = 43421862027360.

The previous prime is 43422012424003. The next prime is 43422012424027. The reversal of 43422012424013 is 31042421022434.

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 20679919960324 + 22742092463689 = 4547518^2 + 4768867^2 .

It is a cyclic number.

It is not a de Polignac number, because 43422012424013 - 2²² = 43422008229709 is a prime.

It is a super-2 number, since 2×43422012424013² (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 (43422012424003) 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, 74764418 + ... + 75342963.

It is an arithmetic number, because the mean of its divisors is an integer number (10855540705167).

Almost surely, 2^{43422012424013} is an apocalyptic number.

It is an amenable number.

43422012424013 is a deficient number, since it is larger than the sum of its proper divisors (150396655).

43422012424013 is a wasteful number, since it uses less digits than its factorization.

43422012424013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150396654.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 43422012424013 its reverse (31042421022434), we get a palindrome (74464433446447).

The spelling of 43422012424013 in words is "forty-three trillion, four hundred twenty-two billion, twelve million, four hundred twenty-four thousand, thirteen".