210512204353342 has 16 divisors (see below), whose sum is σ = 319475503594800. Its totient is φ = 104025707759232.

The previous prime is 210512204353313. The next prime is 210512204353343. The reversal of 210512204353342 is 243353402215012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210512204353343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1334405268 + ... + 1334563015.

It is an arithmetic number, because the mean of its divisors is an integer number (19967218974675).

Almost surely, 2^{210512204353342} is an apocalyptic number.

210512204353342 is a deficient number, since it is larger than the sum of its proper divisors (108963299241458).

210512204353342 is a wasteful number, since it uses less digits than its factorization.

210512204353342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668968747.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 210512204353342 its reverse (243353402215012), we get a palindrome (453865606568354).

The spelling of 210512204353342 in words is "two hundred ten trillion, five hundred twelve billion, two hundred four million, three hundred fifty-three thousand, three hundred forty-two".