42312335320422 has 64 divisors (see below), whose sum is σ = 96216658099200. Its totient is φ = 13776903977760.

The previous prime is 42312335320421. The next prime is 42312335320441. The reversal of 42312335320422 is 22402353321324.

42312335320422 is a `hidden beast` number, since 4 + 2 + 312 + 335 + 3 + 2 + 0 + 4 + 2 + 2 = 666.

It is a super-2 number, since 2×42312335320422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42312335320421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15084904 + ... + 17668587.

It is an arithmetic number, because the mean of its divisors is an integer number (1503385282800).

Almost surely, 2^{42312335320422} is an apocalyptic number.

42312335320422 is an abundant number, since it is smaller than the sum of its proper divisors (53904322778778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42312335320422 is a wasteful number, since it uses less digits than its factorization.

42312335320422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32754058 (or 32754052 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

Adding to 42312335320422 its reverse (22402353321324), we get a palindrome (64714688641746).

The spelling of 42312335320422 in words is "forty-two trillion, three hundred twelve billion, three hundred thirty-five million, three hundred twenty thousand, four hundred twenty-two".