323213011002220 has 48 divisors (see below), whose sum is σ = 717856984454400. Its totient is φ = 121900242582720.

The previous prime is 323213011002197. The next prime is 323213011002317. The reversal of 323213011002220 is 22200110312323.

It is a super-2 number, since 2×323213011002220² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 323213011002191 and 323213011002200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2015466160 + ... + 2015626519.

It is an arithmetic number, because the mean of its divisors is an integer number (14955353842800).

Almost surely, 2^{323213011002220} is an apocalyptic number.

It is an amenable number.

323213011002220 is an abundant number, since it is smaller than the sum of its proper divisors (394643973452180).

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

323213011002220 is a wasteful number, since it uses less digits than its factorization.

323213011002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031092918 (or 4031092916 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 323213011002220 its reverse (22200110312323), we get a palindrome (345413121314543).

The spelling of 323213011002220 in words is "three hundred twenty-three trillion, two hundred thirteen billion, eleven million, two thousand, two hundred twenty".