201023552 has 14 divisors (see below), whose sum is σ = 398906238. Its totient is φ = 100511744.

The previous prime is 201023551. The next prime is 201023567. The reversal of 201023552 is 255320102.

It can be written as a sum of positive squares in only one way, i.e., 186704896 + 14318656 = 13664^2 + 3784^2 .

It is not an unprimeable number, because it can be changed into a prime (201023551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570433 + ... + 1570560.

Almost surely, 2^201023552 is an apocalyptic number.

It is an amenable number.

201023552 is a deficient number, since it is larger than the sum of its proper divisors (197882686).

201023552 is an equidigital number, since it uses as much as digits as its factorization.

201023552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3141005 (or 3140995 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 201023552 is about 14178.2774694248. The cubic root of 201023552 is about 585.7994786592.

Adding to 201023552 its reverse (255320102), we get a palindrome (456343654).

The spelling of 201023552 in words is "two hundred one million, twenty-three thousand, five hundred fifty-two".