21200092009328 has 10 divisors (see below), whose sum is σ = 41075178268104. Its totient is φ = 10600046004656.

The previous prime is 21200092009237. The next prime is 21200092009367. The reversal of 21200092009328 is 82390029000212.

It is a super-3 number, since 3×21200092009328³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21200092009291 and 21200092009300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662502875276 + ... + 662502875307.

Almost surely, 2^{21200092009328} is an apocalyptic number.

It is an amenable number.

21200092009328 is a deficient number, since it is larger than the sum of its proper divisors (19875086258776).

21200092009328 is a wasteful number, since it uses less digits than its factorization.

21200092009328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325005750591 (or 1325005750585 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 21200092009328 in words is "twenty-one trillion, two hundred billion, ninety-two million, nine thousand, three hundred twenty-eight".