42213156243 has 8 divisors (see below), whose sum is σ = 56290685328. Its totient is φ = 28138865664.

The previous prime is 42213156241. The next prime is 42213156301. The reversal of 42213156243 is 34265131224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42213156243 - 2¹ = 42213156241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42213156241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 779046 + ... + 831467.

It is an arithmetic number, because the mean of its divisors is an integer number (7036335666).

Almost surely, 2^42213156243 is an apocalyptic number.

42213156243 is a deficient number, since it is larger than the sum of its proper divisors (14077529085).

42213156243 is a wasteful number, since it uses less digits than its factorization.

42213156243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619253.

The product of its digits is 34560, while the sum is 33.

Adding to 42213156243 its reverse (34265131224), we get a palindrome (76478287467).

The spelling of 42213156243 in words is "forty-two billion, two hundred thirteen million, one hundred fifty-six thousand, two hundred forty-three".