210352144252 has 12 divisors (see below), whose sum is σ = 368120011896. Its totient is φ = 105174998000.

The previous prime is 210352144241. The next prime is 210352144307. The reversal of 210352144252 is 252441253012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311127 + ... + 719377.

It is an arithmetic number, because the mean of its divisors is an integer number (30676667658).

Almost surely, 2^210352144252 is an apocalyptic number.

It is an amenable number.

210352144252 is a deficient number, since it is larger than the sum of its proper divisors (157767867644).

210352144252 is a wasteful number, since it uses less digits than its factorization.

210352144252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537068 (or 537066 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 210352144252 its reverse (252441253012), we get a palindrome (462793397264).

The spelling of 210352144252 in words is "two hundred ten billion, three hundred fifty-two million, one hundred forty-four thousand, two hundred fifty-two".