56220030211 has 16 divisors (see below), whose sum is σ = 58081212000. Its totient is φ = 54393850368.

The previous prime is 56220030203. The next prime is 56220030337. The reversal of 56220030211 is 11203002265.

56220030211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 56220030211 - 2³ = 56220030203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56220033211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1072075 + ... + 1123291.

It is an arithmetic number, because the mean of its divisors is an integer number (3630075750).

Almost surely, 2^56220030211 is an apocalyptic number.

56220030211 is a deficient number, since it is larger than the sum of its proper divisors (1861181789).

56220030211 is a wasteful number, since it uses less digits than its factorization.

56220030211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51558.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 56220030211 its reverse (11203002265), we get a palindrome (67423032476).

The spelling of 56220030211 in words is "fifty-six billion, two hundred twenty million, thirty thousand, two hundred eleven".