210210121322 has 8 divisors (see below), whose sum is σ = 316250836356. Its totient is φ = 104793175872.

The previous prime is 210210121313. The next prime is 210210121361. The reversal of 210210121322 is 223121012012.

It can be written as a sum of positive squares in 2 ways, for example, as 206171391721 + 4038729601 = 454061^2 + 63551^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 210210121322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155941553 + ... + 155942900.

Almost surely, 2^210210121322 is an apocalyptic number.

210210121322 is a deficient number, since it is larger than the sum of its proper divisors (106040715034).

210210121322 is a wasteful number, since it uses less digits than its factorization.

210210121322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311884792.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 210210121322 its reverse (223121012012), we get a palindrome (433331133334).

The spelling of 210210121322 in words is "two hundred ten billion, two hundred ten million, one hundred twenty-one thousand, three hundred twenty-two".