312032030222000 has 320 divisors, whose sum is σ = 850767586246656. Its totient is φ = 109659600000000.

The previous prime is 312032030221993. The next prime is 312032030222063. The reversal of 312032030222000 is 222030230213.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 511877390 + ... + 512486610.

Almost surely, 2^{312032030222000} 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 312032030222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425383793123328).

312032030222000 is an abundant number, since it is smaller than the sum of its proper divisors (538735556024656).

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

312032030222000 is a wasteful number, since it uses less digits than its factorization.

312032030222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610037 (or 610021 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 312032030222000 its reverse (222030230213), we get a palindrome (312254060452213).

The spelling of 312032030222000 in words is "three hundred twelve trillion, thirty-two billion, thirty million, two hundred twenty-two thousand".