201313021032 has 32 divisors (see below), whose sum is σ = 559202836800. Its totient is φ = 67104340272.

The previous prime is 201313021027. The next prime is 201313021033. The reversal of 201313021032 is 230120313102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201313020996 and 201313021014.

It is not an unprimeable number, because it can be changed into a prime (201313021033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466002148 + ... + 466002579.

It is an arithmetic number, because the mean of its divisors is an integer number (17475088650).

Almost surely, 2^201313021032 is an apocalyptic number.

It is an amenable number.

201313021032 is an abundant number, since it is smaller than the sum of its proper divisors (357889815768).

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

201313021032 is a wasteful number, since it uses less digits than its factorization.

201313021032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932004742 (or 932004732 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 201313021032 its reverse (230120313102), we get a palindrome (431433334134).

The spelling of 201313021032 in words is "two hundred one billion, three hundred thirteen million, twenty-one thousand, thirty-two".