21160330454422 has 16 divisors (see below), whose sum is σ = 31912479615744. Its totient is φ = 10522857400000.

The previous prime is 21160330454413. The next prime is 21160330454423. The reversal of 21160330454422 is 22445403306112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21160330454423) 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, 2933479 + ... + 7136242.

It is an arithmetic number, because the mean of its divisors is an integer number (1994529975984).

Almost surely, 2^{21160330454422} is an apocalyptic number.

21160330454422 is a deficient number, since it is larger than the sum of its proper divisors (10752149161322).

21160330454422 is a wasteful number, since it uses less digits than its factorization.

21160330454422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10075415.

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 21160330454422 in words is "twenty-one trillion, one hundred sixty billion, three hundred thirty million, four hundred fifty-four thousand, four hundred twenty-two".