3210000220020 has 96 divisors (see below), whose sum is σ = 9826930108800. Its totient is φ = 776448655360.

The previous prime is 3210000219997. The next prime is 3210000220043. The reversal of 3210000220020 is 200220000123.

It is an interprime number because it is at equal distance from previous prime (3210000219997) and next prime (3210000220043).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 3210000219978 and 3210000220005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5119737 + ... + 5712416.

It is an arithmetic number, because the mean of its divisors is an integer number (102363855300).

Almost surely, 2^{3210000220020} is an apocalyptic number.

3210000220020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3210000220020 is an abundant number, since it is smaller than the sum of its proper divisors (6616929888780).

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

3210000220020 is a wasteful number, since it uses less digits than its factorization.

3210000220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10832625 (or 10832623 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 3210000220020 its reverse (200220000123), we get a palindrome (3410220220143).

The spelling of 3210000220020 in words is "three trillion, two hundred ten billion, two hundred twenty thousand, twenty".