10215550011 has 4 divisors (see below), whose sum is σ = 13620733352. Its totient is φ = 6810366672.

The previous prime is 10215550003. The next prime is 10215550057. The reversal of 10215550011 is 11005551201.

10215550011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10215550011 - 2³ = 10215550003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10215550011.

It is not an unprimeable number, because it can be changed into a prime (10215558011) 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, 1702591666 + ... + 1702591671.

It is an arithmetic number, because the mean of its divisors is an integer number (3405183338).

Almost surely, 2^10215550011 is an apocalyptic number.

10215550011 is a deficient number, since it is larger than the sum of its proper divisors (3405183341).

10215550011 is an equidigital number, since it uses as much as digits as its factorization.

10215550011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3405183340.

The product of its (nonzero) digits is 250, while the sum is 21.

The spelling of 10215550011 in words is "ten billion, two hundred fifteen million, five hundred fifty thousand, eleven".