331121232214040 has 32 divisors (see below), whose sum is σ = 745120174500000. Its totient is φ = 132431176971264.

The previous prime is 331121232214013. The next prime is 331121232214163. The reversal of 331121232214040 is 40412232121133.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 331121232213994 and 331121232214012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540812540 + ... + 541424459.

It is an arithmetic number, because the mean of its divisors is an integer number (23285005453125).

Almost surely, 2^{331121232214040} is an apocalyptic number.

It is an amenable number.

331121232214040 is an abundant number, since it is smaller than the sum of its proper divisors (413998942285960).

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

331121232214040 is a wasteful number, since it uses less digits than its factorization.

331121232214040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082244659 (or 1082244655 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 331121232214040 its reverse (40412232121133), we get a palindrome (371533464335173).

The spelling of 331121232214040 in words is "three hundred thirty-one trillion, one hundred twenty-one billion, two hundred thirty-two million, two hundred fourteen thousand, forty".