31233220425332 has 12 divisors (see below), whose sum is σ = 54697205186400. Its totient is φ = 15605447514936.

The previous prime is 31233220425293. The next prime is 31233220425347. The reversal of 31233220425332 is 23352402233213.

It is a junction number, because it is equal to n+sod(n) for n = 31233220425292 and 31233220425301.

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, 2790668138 + ... + 2790679329.

It is an arithmetic number, because the mean of its divisors is an integer number (4558100432200).

Almost surely, 2^{31233220425332} is an apocalyptic number.

It is an amenable number.

31233220425332 is a deficient number, since it is larger than the sum of its proper divisors (23463984761068).

31233220425332 is a wasteful number, since it uses less digits than its factorization.

31233220425332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5581348870 (or 5581348868 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 35.

Adding to 31233220425332 its reverse (23352402233213), we get a palindrome (54585622658545).

The spelling of 31233220425332 in words is "thirty-one trillion, two hundred thirty-three billion, two hundred twenty million, four hundred twenty-five thousand, three hundred thirty-two".