210200340452 has 48 divisors (see below), whose sum is σ = 380566538352. Its totient is φ = 101519953920.

The previous prime is 210200340421. The next prime is 210200340461. The reversal of 210200340452 is 254043002012.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 170549176576 + 39651163876 = 412976^2 + 199126^2 .

It is a super-2 number, since 2×210200340452² (a number of 23 digits) contains 22 as substring.

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, 18767318 + ... + 18778514.

It is an arithmetic number, because the mean of its divisors is an integer number (7928469549).

Almost surely, 2^210200340452 is an apocalyptic number.

It is an amenable number.

210200340452 is a deficient number, since it is larger than the sum of its proper divisors (170366197900).

210200340452 is a wasteful number, since it uses less digits than its factorization.

210200340452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12368 (or 12366 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 210200340452 its reverse (254043002012), we get a palindrome (464243342464).

The spelling of 210200340452 in words is "two hundred ten billion, two hundred million, three hundred forty thousand, four hundred fifty-two".