42000212343 has 16 divisors (see below), whose sum is σ = 57902294016. Its totient is φ = 27061901760.

The previous prime is 42000212327. The next prime is 42000212363. The reversal of 42000212343 is 34321200024.

It is not a de Polignac number, because 42000212343 - 2⁴ = 42000212327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42000212323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1582471 + ... + 1608792.

It is an arithmetic number, because the mean of its divisors is an integer number (3618893376).

Almost surely, 2^42000212343 is an apocalyptic number.

42000212343 is a deficient number, since it is larger than the sum of its proper divisors (15902081673).

42000212343 is a wasteful number, since it uses less digits than its factorization.

42000212343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3191414.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 42000212343 its reverse (34321200024), we get a palindrome (76321412367).

The spelling of 42000212343 in words is "forty-two billion, two hundred twelve thousand, three hundred forty-three".