31324144122224 has 160 divisors (see below), whose sum is σ = 65819611846656. Its totient is φ = 14387930726400.

The previous prime is 31324144122221. The next prime is 31324144122269. The reversal of 31324144122224 is 42222144142313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31324144122221) 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, 1011191024 + ... + 1011222000.

Almost surely, 2^{31324144122224} is an apocalyptic number.

31324144122224 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31324144122224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32909805923328).

31324144122224 is an abundant number, since it is smaller than the sum of its proper divisors (34495467724432).

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

31324144122224 is a wasteful number, since it uses less digits than its factorization.

31324144122224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31603 (or 31597 counting only the distinct ones).

The product of its digits is 73728, while the sum is 35.

Adding to 31324144122224 its reverse (42222144142313), we get a palindrome (73546288264537).

The spelling of 31324144122224 in words is "thirty-one trillion, three hundred twenty-four billion, one hundred forty-four million, one hundred twenty-two thousand, two hundred twenty-four".