215150313532020 has 48 divisors (see below), whose sum is σ = 602427000309120. Its totient is φ = 57372833854336.

The previous prime is 215150313531929. The next prime is 215150313532087. The reversal of 215150313532020 is 20235313051512.

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 15 ways as a sum of consecutive naturals, for example, 12252375 + ... + 24091934.

It is an arithmetic number, because the mean of its divisors is an integer number (12550562506440).

Almost surely, 2^{215150313532020} is an apocalyptic number.

215150313532020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

215150313532020 is an abundant number, since it is smaller than the sum of its proper divisors (387276686777100).

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

215150313532020 is a wasteful number, since it uses less digits than its factorization.

215150313532020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36442984 (or 36442982 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

Adding to 215150313532020 its reverse (20235313051512), we get a palindrome (235385626583532).

The spelling of 215150313532020 in words is "two hundred fifteen trillion, one hundred fifty billion, three hundred thirteen million, five hundred thirty-two thousand, twenty".