201201564630 has 32 divisors (see below), whose sum is σ = 526782279168. Its totient is φ = 48776136800.

The previous prime is 201201564611. The next prime is 201201564637. The reversal of 201201564630 is 36465102102.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201201564637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304850526 + ... + 304851185.

It is an arithmetic number, because the mean of its divisors is an integer number (16461946224).

Almost surely, 2^201201564630 is an apocalyptic number.

201201564630 is an abundant number, since it is smaller than the sum of its proper divisors (325580714538).

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

201201564630 is a wasteful number, since it uses less digits than its factorization.

201201564630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609701732.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 201201564630 its reverse (36465102102), we get a palindrome (237666666732).

The spelling of 201201564630 in words is "two hundred one billion, two hundred one million, five hundred sixty-four thousand, six hundred thirty".