321033230112 has 48 divisors (see below), whose sum is σ = 963099692352. Its totient is φ = 91723779840.

The previous prime is 321033230093. The next prime is 321033230123. The reversal of 321033230112 is 211032330123.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×321033230112² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238863339 + ... + 238864682.

It is an arithmetic number, because the mean of its divisors is an integer number (20064576924).

Almost surely, 2^321033230112 is an apocalyptic number.

321033230112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

321033230112 is an abundant number, since it is smaller than the sum of its proper divisors (642066462240).

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

321033230112 is a wasteful number, since it uses less digits than its factorization.

321033230112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477728041 (or 477728033 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 321033230112 its reverse (211032330123), we get a palindrome (532065560235).

The spelling of 321033230112 in words is "three hundred twenty-one billion, thirty-three million, two hundred thirty thousand, one hundred twelve".