2055220210 has 8 divisors (see below), whose sum is σ = 3699396396. Its totient is φ = 822088080.

The previous prime is 2055220201. The next prime is 2055220229. The reversal of 2055220210 is 120225502.

It can be written as a sum of positive squares in 2 ways, for example, as 2022031089 + 33189121 = 44967^2 + 5761^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2055220210² = 8447860223184888200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102761001 + ... + 102761020.

Almost surely, 2^2055220210 is an apocalyptic number.

2055220210 is a deficient number, since it is larger than the sum of its proper divisors (1644176186).

2055220210 is a wasteful number, since it uses less digits than its factorization.

2055220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205522028.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2055220210 is about 45334.5366139326. The cubic root of 2055220210 is about 1271.4114569750.

Adding to 2055220210 its reverse (120225502), we get a palindrome (2175445712).

The spelling of 2055220210 in words is "two billion, fifty-five million, two hundred twenty thousand, two hundred ten".