21746543360122 has 16 divisors (see below), whose sum is σ = 37280069932032. Its totient is φ = 9319876825680.

The previous prime is 21746543360111. The next prime is 21746543360233. The reversal of 21746543360122 is 22106334564712.

It is a super-2 number, since 2×21746543360122² (a number of 27 digits) contains 22 as substring.

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, 3916954 + ... + 7670437.

It is an arithmetic number, because the mean of its divisors is an integer number (2330004370752).

Almost surely, 2^{21746543360122} is an apocalyptic number.

21746543360122 is a deficient number, since it is larger than the sum of its proper divisors (15533526571910).

21746543360122 is a wasteful number, since it uses less digits than its factorization.

21746543360122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11721453.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 21746543360122 in words is "twenty-one trillion, seven hundred forty-six billion, five hundred forty-three million, three hundred sixty thousand, one hundred twenty-two".