31443143014112 has 24 divisors (see below), whose sum is σ = 62150316063192. Its totient is φ = 15658935760000.

The previous prime is 31443143014039. The next prime is 31443143014159. The reversal of 31443143014112 is 21141034134413.

It is a happy number.

It is a super-2 number, since 2×31443143014112² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1957358939 + ... + 1957375002.

It is an arithmetic number, because the mean of its divisors is an integer number (2589596502633).

Almost surely, 2^{31443143014112} is an apocalyptic number.

31443143014112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

31443143014112 is a deficient number, since it is larger than the sum of its proper divisors (30707173049080).

31443143014112 is a wasteful number, since it uses less digits than its factorization.

31443143014112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914734202 (or 3914734194 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 31443143014112 its reverse (21141034134413), we get a palindrome (52584177148525).

The spelling of 31443143014112 in words is "thirty-one trillion, four hundred forty-three billion, one hundred forty-three million, fourteen thousand, one hundred twelve".