110006721 has 32 divisors (see below), whose sum is σ = 178899840. Its totient is φ = 66254400.

The previous prime is 110006717. The next prime is 110006737. The reversal of 110006721 is 127600011.

It is not a de Polignac number, because 110006721 - 2² = 110006717 is a prime.

It is a super-3 number, since 3×110006721³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110006694 and 110006703.

It is not an unprimeable number, because it can be changed into a prime (110006521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50311 + ... + 52451.

It is an arithmetic number, because the mean of its divisors is an integer number (5590620).

Almost surely, 2^110006721 is an apocalyptic number.

110006721 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110006721 is a deficient number, since it is larger than the sum of its proper divisors (68893119).

110006721 is a wasteful number, since it uses less digits than its factorization.

110006721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2334 (or 2328 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 110006721 is about 10488.4088879105. The cubic root of 110006721 is about 479.1517440326.

Adding to 110006721 its reverse (127600011), we get a palindrome (237606732).

The spelling of 110006721 in words is "one hundred ten million, six thousand, seven hundred twenty-one".