42323041221133 has 16 divisors (see below), whose sum is σ = 43488440702784. Its totient is φ = 41178497518080.

The previous prime is 42323041221127. The next prime is 42323041221143. The reversal of 42323041221133 is 33112214032324.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42323041221133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42323041221095 and 42323041221104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42323041221143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14204310 + ... + 16923607.

It is an arithmetic number, because the mean of its divisors is an integer number (2718027543924).

Almost surely, 2^{42323041221133} is an apocalyptic number.

It is an amenable number.

42323041221133 is a deficient number, since it is larger than the sum of its proper divisors (1165399481651).

42323041221133 is a wasteful number, since it uses less digits than its factorization.

42323041221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31128252.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 42323041221133 its reverse (33112214032324), we get a palindrome (75435255253457).

The spelling of 42323041221133 in words is "forty-two trillion, three hundred twenty-three billion, forty-one million, two hundred twenty-one thousand, one hundred thirty-three".