312312030222000 has 320 divisors, whose sum is σ = 1011795128967168. Its totient is φ = 82877921280000.

The previous prime is 312312030221927. The next prime is 312312030222029. The reversal of 312312030222000 is 222030213213.

It is a happy number.

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, 18555753585 + ... + 18555770415.

Almost surely, 2^{312312030222000} is an apocalyptic number.

312312030222000 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 312312030222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505897564483584).

312312030222000 is an abundant number, since it is smaller than the sum of its proper divisors (699483098745168).

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

312312030222000 is a wasteful number, since it uses less digits than its factorization.

312312030222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31725 (or 31709 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 312312030222000 its reverse (222030213213), we get a palindrome (312534060435213).

The spelling of 312312030222000 in words is "three hundred twelve trillion, three hundred twelve billion, thirty million, two hundred twenty-two thousand".