321234042222444 has 48 divisors (see below), whose sum is σ = 854686048997088. Its totient is φ = 93027052950528.

The previous prime is 321234042222433. The next prime is 321234042222451. The reversal of 321234042222444 is 444222240432123.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 60564484947 + ... + 60564490250.

It is an arithmetic number, because the mean of its divisors is an integer number (17805959354106).

Almost surely, 2^{321234042222444} is an apocalyptic number.

321234042222444 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

321234042222444 is an abundant number, since it is smaller than the sum of its proper divisors (533452006774644).

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

321234042222444 is a wasteful number, since it uses less digits than its factorization.

321234042222444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121128975234 (or 121128975232 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 39.

Adding to 321234042222444 its reverse (444222240432123), we get a palindrome (765456282654567).

The spelling of 321234042222444 in words is "three hundred twenty-one trillion, two hundred thirty-four billion, forty-two million, two hundred twenty-two thousand, four hundred forty-four".