31442430022224 has 80 divisors (see below), whose sum is σ = 87476854081344. Its totient is φ = 9674328268800.

The previous prime is 31442430022193. The next prime is 31442430022277. The reversal of 31442430022224 is 42222003424413.

It is a happy number.

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, 22690279 + ... + 24036089.

Almost surely, 2^{31442430022224} is an apocalyptic number.

It is an amenable number.

31442430022224 is an abundant number, since it is smaller than the sum of its proper divisors (56034424059120).

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

31442430022224 is a wasteful number, since it uses less digits than its factorization.

31442430022224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383276 (or 1383270 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 31442430022224 its reverse (42222003424413), we get a palindrome (73664433446637).

The spelling of 31442430022224 in words is "thirty-one trillion, four hundred forty-two billion, four hundred thirty million, twenty-two thousand, two hundred twenty-four".