720010010100101 has 32 divisors (see below), whose sum is σ = 867262696919040. Its totient is φ = 583937298733824.

The previous prime is 720010010100083. The next prime is 720010010100103. The reversal of 720010010100101 is 101001010010027.

It is not a de Polignac number, because 720010010100101 - 2¹⁸ = 720010009837957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (720010010100103) 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, 3294935021 + ... + 3295153533.

It is an arithmetic number, because the mean of its divisors is an integer number (27101959278720).

Almost surely, 2^{720010010100101} is an apocalyptic number.

It is an amenable number.

720010010100101 is a deficient number, since it is larger than the sum of its proper divisors (147252686818939).

720010010100101 is a wasteful number, since it uses less digits than its factorization.

720010010100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249465.

The product of its (nonzero) digits is 14, while the sum is 14.

Adding to 720010010100101 its reverse (101001010010027), we get a palindrome (821011020110128).

The spelling of 720010010100101 in words is "seven hundred twenty trillion, ten billion, ten million, one hundred thousand, one hundred one".