2056222020 has 48 divisors (see below), whose sum is σ = 5761324800. Its totient is φ = 547954176.

The previous prime is 2056221989. The next prime is 2056222073. The reversal of 2056222020 is 202226502.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 84156 + ... + 105804.

It is an arithmetic number, because the mean of its divisors is an integer number (120027600).

Almost surely, 2^2056222020 is an apocalyptic number.

2056222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2056222020 is an abundant number, since it is smaller than the sum of its proper divisors (3705102780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2056222020 is a wasteful number, since it uses less digits than its factorization.

2056222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23244 (or 23242 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2056222020 is about 45345.5843495263. The cubic root of 2056222020 is about 1271.6180051275.

Adding to 2056222020 its reverse (202226502), we get a palindrome (2258448522).

The spelling of 2056222020 in words is "two billion, fifty-six million, two hundred twenty-two thousand, twenty".