10204243331220 has 72 divisors (see below), whose sum is σ = 30970232407296. Its totient is φ = 2719605316032.

The previous prime is 10204243331153. The next prime is 10204243331237. The reversal of 10204243331220 is 2213334240201.

10204243331220 is a `hidden beast` number, since 1 + 0 + 2 + 0 + 4 + 2 + 433 + 3 + 1 + 220 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15576492 + ... + 16218371.

It is an arithmetic number, because the mean of its divisors is an integer number (430142116768).

Almost surely, 2^{10204243331220} is an apocalyptic number.

10204243331220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10204243331220 is an abundant number, since it is smaller than the sum of its proper divisors (20765989076076).

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

10204243331220 is a wasteful number, since it uses less digits than its factorization.

10204243331220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31796661 (or 31796656 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 10204243331220 its reverse (2213334240201), we get a palindrome (12417577571421).

The spelling of 10204243331220 in words is "ten trillion, two hundred four billion, two hundred forty-three million, three hundred thirty-one thousand, two hundred twenty".