21214351202088 has 32 divisors (see below), whose sum is σ = 57857321460960. Its totient is φ = 6428591273280.

The previous prime is 21214351202087. The next prime is 21214351202131. The reversal of 21214351202088 is 88020215341212.

It is not an unprimeable number, because it can be changed into a prime (21214351202081) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 40178695195 + ... + 40178695722.

It is an arithmetic number, because the mean of its divisors is an integer number (1808041295655).

Almost surely, 2^{21214351202088} is an apocalyptic number.

It is an amenable number.

21214351202088 is an abundant number, since it is smaller than the sum of its proper divisors (36642970258872).

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

21214351202088 is a wasteful number, since it uses less digits than its factorization.

21214351202088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80357390937 (or 80357390933 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 39.

The spelling of 21214351202088 in words is "twenty-one trillion, two hundred fourteen billion, three hundred fifty-one million, two hundred two thousand, eighty-eight".