201022310203312 has 160 divisors (see below), whose sum is σ = 444502195038720. Its totient is φ = 87304029327360.

The previous prime is 201022310203291. The next prime is 201022310203333. The reversal of 201022310203312 is 213302013220102.

It is an interprime number because it is at equal distance from previous prime (201022310203291) and next prime (201022310203333).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347538408 + ... + 348116344.

It is an arithmetic number, because the mean of its divisors is an integer number (2778138718992).

Almost surely, 2^{201022310203312} 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 201022310203312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222251097519360).

201022310203312 is an abundant number, since it is smaller than the sum of its proper divisors (243479884835408).

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

201022310203312 is a wasteful number, since it uses less digits than its factorization.

201022310203312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578571 (or 578565 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 201022310203312 its reverse (213302013220102), we get a palindrome (414324323423414).

The spelling of 201022310203312 in words is "two hundred one trillion, twenty-two billion, three hundred ten million, two hundred three thousand, three hundred twelve".