42331311334420 has 48 divisors (see below), whose sum is σ = 90060283272960. Its totient is φ = 16710896382336.

The previous prime is 42331311334397. The next prime is 42331311334439. The reversal of 42331311334420 is 2443311313324.

It is a super-2 number, since 2×42331311334420² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2219182 + ... + 9465061.

It is an arithmetic number, because the mean of its divisors is an integer number (1876255901520).

Almost surely, 2^{42331311334420} is an apocalyptic number.

It is an amenable number.

42331311334420 is an abundant number, since it is smaller than the sum of its proper divisors (47728971938540).

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

42331311334420 is a wasteful number, since it uses less digits than its factorization.

42331311334420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11686624 (or 11686622 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 42331311334420 its reverse (2443311313324), we get a palindrome (44774622647744).

The spelling of 42331311334420 in words is "forty-two trillion, three hundred thirty-one billion, three hundred eleven million, three hundred thirty-four thousand, four hundred twenty".