312202240432340 has 48 divisors (see below), whose sum is σ = 720136975662720. Its totient is φ = 113164381883520.

The previous prime is 312202240432337. The next prime is 312202240432451. The reversal of 312202240432340 is 43234042202213.

It is a junction number, because it is equal to n+sod(n) for n = 312202240432297 and 312202240432306.

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, 17860531331 + ... + 17860548810.

It is an arithmetic number, because the mean of its divisors is an integer number (15002853659640).

Almost surely, 2^{312202240432340} is an apocalyptic number.

It is an amenable number.

312202240432340 is an abundant number, since it is smaller than the sum of its proper divisors (407934735230380).

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

312202240432340 is a wasteful number, since it uses less digits than its factorization.

312202240432340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35721080192 (or 35721080190 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 312202240432340 its reverse (43234042202213), we get a palindrome (355436282634553).

The spelling of 312202240432340 in words is "three hundred twelve trillion, two hundred two billion, two hundred forty million, four hundred thirty-two thousand, three hundred forty".