323213312223100 has 144 divisors (see below), whose sum is σ = 763176981859488. Its totient is φ = 118099852738560.

The previous prime is 323213312222963. The next prime is 323213312223143. The reversal of 323213312223100 is 1322213312323.

It is a happy number.

It is a super-2 number, since 2×323213312223100² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1556852904 + ... + 1557060496.

It is an arithmetic number, because the mean of its divisors is an integer number (5299840151802).

Almost surely, 2^{323213312223100} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323213312223100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381588490929744).

323213312223100 is an abundant number, since it is smaller than the sum of its proper divisors (439963669636388).

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

323213312223100 is a wasteful number, since it uses less digits than its factorization.

323213312223100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220064 (or 220057 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 323213312223100 its reverse (1322213312323), we get a palindrome (324535525535423).

It can be divided in two parts, 323213312223 and 100, that added together give a palindrome (323213312323).

The spelling of 323213312223100 in words is "three hundred twenty-three trillion, two hundred thirteen billion, three hundred twelve million, two hundred twenty-three thousand, one hundred".