201230513152 has 22 divisors (see below), whose sum is σ = 402264514178. Its totient is φ = 100615256064.

The previous prime is 201230513111. The next prime is 201230513167. The reversal of 201230513152 is 251315032102.

It can be written as a sum of positive squares in only one way, i.e., 109629858816 + 91600654336 = 331104^2 + 302656^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98256063 + ... + 98258110.

Almost surely, 2^201230513152 is an apocalyptic number.

It is an amenable number.

201230513152 is a deficient number, since it is larger than the sum of its proper divisors (201034001026).

201230513152 is an equidigital number, since it uses as much as digits as its factorization.

201230513152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196514193 (or 196514175 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 201230513152 its reverse (251315032102), we get a palindrome (452545545254).

The spelling of 201230513152 in words is "two hundred one billion, two hundred thirty million, five hundred thirteen thousand, one hundred fifty-two".