321422123040000 has 360 divisors, whose sum is σ = 1084927223281440. Its totient is φ = 84433265664000.

The previous prime is 321422123039989. The next prime is 321422123040023. The reversal of 321422123040000 is 40321224123.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 27162766 + ... + 37157234.

Almost surely, 2^{321422123040000} is an apocalyptic number.

321422123040000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321422123040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (542463611640720).

321422123040000 is an abundant number, since it is smaller than the sum of its proper divisors (763505100241440).

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

321422123040000 is an frugal number, since it uses more digits than its factorization.

321422123040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9994575 (or 9994546 counting only the distinct ones).

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

Adding to 321422123040000 its reverse (40321224123), we get a palindrome (321462444264123).

The spelling of 321422123040000 in words is "three hundred twenty-one trillion, four hundred twenty-two billion, one hundred twenty-three million, forty thousand".