201023220320312 has 32 divisors (see below), whose sum is σ = 412792140826800. Its totient is φ = 91207406348544.

The previous prime is 201023220320239. The next prime is 201023220320341. The reversal of 201023220320312 is 213023022320102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16380634373 + ... + 16380646644.

Almost surely, 2^{201023220320312} is an apocalyptic number.

It is an amenable number.

201023220320312 is an abundant number, since it is smaller than the sum of its proper divisors (211768920506488).

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

201023220320312 is a wasteful number, since it uses less digits than its factorization.

201023220320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32761281095 (or 32761281091 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 201023220320312 its reverse (213023022320102), we get a palindrome (414046242640414).

The spelling of 201023220320312 in words is "two hundred one trillion, twenty-three billion, two hundred twenty million, three hundred twenty thousand, three hundred twelve".