21167105096 has 32 divisors (see below), whose sum is σ = 40818466080. Its totient is φ = 10284240000.

The previous prime is 21167105053. The next prime is 21167105143. The reversal of 21167105096 is 69050176112.

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, 46226 + ... + 210881.

It is an arithmetic number, because the mean of its divisors is an integer number (1275577065).

Almost surely, 2^21167105096 is an apocalyptic number.

It is an amenable number.

21167105096 is a deficient number, since it is larger than the sum of its proper divisors (19651360984).

21167105096 is a wasteful number, since it uses less digits than its factorization.

21167105096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257405 (or 257401 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 38.

The spelling of 21167105096 in words is "twenty-one billion, one hundred sixty-seven million, one hundred five thousand, ninety-six".