220757517011 has 4 divisors (see below), whose sum is σ = 220763658024. Its totient is φ = 220751376000.

The previous prime is 220757517007. The next prime is 220757517061. The reversal of 220757517011 is 110715757022.

It is a happy number.

220757517011 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 a cyclic number.

It is not a de Polignac number, because 220757517011 - 2² = 220757517007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220757517061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3016265 + ... + 3088586.

It is an arithmetic number, because the mean of its divisors is an integer number (55190914506).

Almost surely, 2^220757517011 is an apocalyptic number.

220757517011 is a deficient number, since it is larger than the sum of its proper divisors (6141013).

220757517011 is an equidigital number, since it uses as much as digits as its factorization.

220757517011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6141012.

The product of its (nonzero) digits is 34300, while the sum is 38.

The spelling of 220757517011 in words is "two hundred twenty billion, seven hundred fifty-seven million, five hundred seventeen thousand, eleven".