312234001012220 has 24 divisors (see below), whose sum is σ = 749361602429664. Its totient is φ = 107051657489856.

The previous prime is 312234001012217. The next prime is 312234001012253. The reversal of 312234001012220 is 22210100432213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115121432047 + ... + 1115121432326.

It is an arithmetic number, because the mean of its divisors is an integer number (31223400101236).

Almost surely, 2^{312234001012220} is an apocalyptic number.

It is an amenable number.

312234001012220 is an abundant number, since it is smaller than the sum of its proper divisors (437127601417444).

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

312234001012220 is a wasteful number, since it uses less digits than its factorization.

312234001012220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230242864389 (or 2230242864387 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 312234001012220 its reverse (22210100432213), we get a palindrome (334444101444433).

The spelling of 312234001012220 in words is "three hundred twelve trillion, two hundred thirty-four billion, one million, twelve thousand, two hundred twenty".