201320504030 has 32 divisors (see below), whose sum is σ = 383776509600. Its totient is φ = 75774791680.

The previous prime is 201320504027. The next prime is 201320504051. The reversal of 201320504030 is 30405023102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201320503993 and 201320504011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 671246 + ... + 923694.

It is an arithmetic number, because the mean of its divisors is an integer number (11993015925).

Almost surely, 2^201320504030 is an apocalyptic number.

201320504030 is a deficient number, since it is larger than the sum of its proper divisors (182456005570).

201320504030 is a wasteful number, since it uses less digits than its factorization.

201320504030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257164.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 201320504030 its reverse (30405023102), we get a palindrome (231725527132).

The spelling of 201320504030 in words is "two hundred one billion, three hundred twenty million, five hundred four thousand, thirty".