21216350152002 has 16 divisors (see below), whose sum is σ = 43233317291520. Its totient is φ = 6938680552752.

The previous prime is 21216350151979. The next prime is 21216350152013. The reversal of 21216350152002 is 20025105361212.

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 7 ways as a sum of consecutive naturals, for example, 33359040802 + ... + 33359041437.

It is an arithmetic number, because the mean of its divisors is an integer number (2702082330720).

Almost surely, 2^{21216350152002} is an apocalyptic number.

21216350152002 is an abundant number, since it is smaller than the sum of its proper divisors (22016967139518).

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

21216350152002 is a wasteful number, since it uses less digits than its factorization.

21216350152002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66718082297.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 21216350152002 in words is "twenty-one trillion, two hundred sixteen billion, three hundred fifty million, one hundred fifty-two thousand, two".