340312032121020 has 96 divisors (see below), whose sum is σ = 975093077925120. Its totient is φ = 88634000770560.

The previous prime is 340312032121013. The next prime is 340312032121043. The reversal of 340312032121020 is 20121230213043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38321616 + ... + 46359144.

It is an arithmetic number, because the mean of its divisors is an integer number (10157219561720).

Almost surely, 2^{340312032121020} is an apocalyptic number.

340312032121020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340312032121020 is an abundant number, since it is smaller than the sum of its proper divisors (634781045804100).

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

340312032121020 is a wasteful number, since it uses less digits than its factorization.

340312032121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8053995 (or 8053993 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 340312032121020 its reverse (20121230213043), we get a palindrome (360433262334063).

The spelling of 340312032121020 in words is "three hundred forty trillion, three hundred twelve billion, thirty-two million, one hundred twenty-one thousand, twenty".