321404234100000 has 144 divisors (see below), whose sum is σ = 1054540149235776. Its totient is φ = 85707795680000.

The previous prime is 321404234099959. The next prime is 321404234100041. The reversal of 321404234100000 is 1432404123.

It is an interprime number because it is at equal distance from previous prime (321404234099959) and next prime (321404234100041).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 535373724 + ... + 535973723.

It is an arithmetic number, because the mean of its divisors is an integer number (7323195480804).

Almost surely, 2^{321404234100000} is an apocalyptic number.

321404234100000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

321404234100000 is an abundant number, since it is smaller than the sum of its proper divisors (733135915135776).

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

321404234100000 is an equidigital number, since it uses as much as digits as its factorization.

321404234100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071347485 (or 1071347457 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 321404234100000 its reverse (1432404123), we get a palindrome (321405666504123).

The spelling of 321404234100000 in words is "three hundred twenty-one trillion, four hundred four billion, two hundred thirty-four million, one hundred thousand".