21273575110 has 8 divisors (see below), whose sum is σ = 38292435216. Its totient is φ = 8509430040.

The previous prime is 21273575083. The next prime is 21273575111. The reversal of 21273575110 is 1157537212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21273575111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063678746 + ... + 1063678765.

It is an arithmetic number, because the mean of its divisors is an integer number (4786554402).

Almost surely, 2^21273575110 is an apocalyptic number.

21273575110 is a deficient number, since it is larger than the sum of its proper divisors (17018860106).

21273575110 is a wasteful number, since it uses less digits than its factorization.

21273575110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127357518.

The product of its (nonzero) digits is 14700, while the sum is 34.

The spelling of 21273575110 in words is "twenty-one billion, two hundred seventy-three million, five hundred seventy-five thousand, one hundred ten".