3102200203220 has 12 divisors (see below), whose sum is σ = 6514620426804. Its totient is φ = 1240880081280.

The previous prime is 3102200203211. The next prime is 3102200203301. The reversal of 3102200203220 is 223020022013.

It can be written as a sum of positive squares in 2 ways, for example, as 797524013764 + 2304676189456 = 893042^2 + 1518116^2 .

It is a super-2 number, since 2×3102200203220² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 77555005061 + ... + 77555005100.

It is an arithmetic number, because the mean of its divisors is an integer number (542885035567).

Almost surely, 2^{3102200203220} is an apocalyptic number.

It is an amenable number.

3102200203220 is an abundant number, since it is smaller than the sum of its proper divisors (3412420223584).

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

3102200203220 is a wasteful number, since it uses less digits than its factorization.

3102200203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155110010170 (or 155110010168 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 3102200203220 its reverse (223020022013), we get a palindrome (3325220225233).

The spelling of 3102200203220 in words is "three trillion, one hundred two billion, two hundred million, two hundred three thousand, two hundred twenty".