21224654606202 has 16 divisors (see below), whose sum is σ = 42449523658752. Its totient is φ = 7074849127680.

The previous prime is 21224654606201. The next prime is 21224654606227. The reversal of 21224654606202 is 20260645642212.

It is not an unprimeable number, because it can be changed into a prime (21224654606201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7634023 + ... + 10036314.

It is an arithmetic number, because the mean of its divisors is an integer number (2653095228672).

Almost surely, 2^{21224654606202} is an apocalyptic number.

21224654606202 is an abundant number, since it is smaller than the sum of its proper divisors (21224869052550).

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

21224654606202 is a wasteful number, since it uses less digits than its factorization.

21224654606202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17870533.

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 21224654606202 in words is "twenty-one trillion, two hundred twenty-four billion, six hundred fifty-four million, six hundred six thousand, two hundred two".