21222364060658 has 16 divisors (see below), whose sum is σ = 31981467355296. Its totient is φ = 10561973067360.

The previous prime is 21222364060603. The next prime is 21222364060693. The reversal of 21222364060658 is 85606046322212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24098216 + ... + 24963347.

It is an arithmetic number, because the mean of its divisors is an integer number (1998841709706).

Almost surely, 2^{21222364060658} is an apocalyptic number.

21222364060658 is a deficient number, since it is larger than the sum of its proper divisors (10759103294638).

21222364060658 is a wasteful number, since it uses less digits than its factorization.

21222364060658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49062569.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 21222364060658 in words is "twenty-one trillion, two hundred twenty-two billion, three hundred sixty-four million, sixty thousand, six hundred fifty-eight".