210102021122210 has 64 divisors (see below), whose sum is σ = 443229016234752. Its totient is φ = 70205786090496.

The previous prime is 210102021122207. The next prime is 210102021122219. The reversal of 210102021122210 is 12221120201012.

It is not an unprimeable number, because it can be changed into a prime (210102021122219) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 74993507 + ... + 77744646.

It is an arithmetic number, because the mean of its divisors is an integer number (6925453378668).

Almost surely, 2^{210102021122210} is an apocalyptic number.

210102021122210 is an abundant number, since it is smaller than the sum of its proper divisors (233126995112542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210102021122210 is a wasteful number, since it uses less digits than its factorization.

210102021122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152738667.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210102021122210 its reverse (12221120201012), we get a palindrome (222323141323222).

The spelling of 210102021122210 in words is "two hundred ten trillion, one hundred two billion, twenty-one million, one hundred twenty-two thousand, two hundred ten".