2055203520220 has 12 divisors (see below), whose sum is σ = 4315927392504. Its totient is φ = 822081408080.

The previous prime is 2055203520217. The next prime is 2055203520379. The reversal of 2055203520220 is 220253025502.

It is a congruent number.

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, 51380087986 + ... + 51380088025.

It is an arithmetic number, because the mean of its divisors is an integer number (359660616042).

Almost surely, 2^{2055203520220} is an apocalyptic number.

2055203520220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2055203520220 is an abundant number, since it is smaller than the sum of its proper divisors (2260723872284).

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

2055203520220 is a wasteful number, since it uses less digits than its factorization.

2055203520220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102760176020 (or 102760176018 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

Adding to 2055203520220 its reverse (220253025502), we get a palindrome (2275456545722).

The spelling of 2055203520220 in words is "two trillion, fifty-five billion, two hundred three million, five hundred twenty thousand, two hundred twenty".