201321033030 has 96 divisors (see below), whose sum is σ = 563938187904. Its totient is φ = 49534910208.

The previous prime is 201321032981. The next prime is 201321033047. The reversal of 201321033030 is 30330123102.

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 = 201321032994 and 201321033012.

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 47 ways as a sum of consecutive naturals, for example, 2815987 + ... + 2886593.

It is an arithmetic number, because the mean of its divisors is an integer number (5874356124).

Almost surely, 2^201321033030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201321033030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281969093952).

201321033030 is an abundant number, since it is smaller than the sum of its proper divisors (362617154874).

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

201321033030 is a wasteful number, since it uses less digits than its factorization.

201321033030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73070 (or 73067 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 201321033030 its reverse (30330123102), we get a palindrome (231651156132).

The spelling of 201321033030 in words is "two hundred one billion, three hundred twenty-one million, thirty-three thousand, thirty".