210102422 has 48 divisors (see below), whose sum is σ = 349464240. Its totient is φ = 94656000.

The previous prime is 210102421. The next prime is 210102427. The reversal of 210102422 is 224201012.

210102422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 210102397 and 210102406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210102421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2080172 + ... + 2080272.

It is an arithmetic number, because the mean of its divisors is an integer number (7280505).

Almost surely, 2^210102422 is an apocalyptic number.

210102422 is a deficient number, since it is larger than the sum of its proper divisors (139361818).

210102422 is a wasteful number, since it uses less digits than its factorization.

210102422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 210102422 is about 14494.9102101393. The cubic root of 210102422 is about 594.4888126458.

Adding to 210102422 its reverse (224201012), we get a palindrome (434303434).

It can be divided in two parts, 21010 and 2422, that added together give a palindrome (23432).

The spelling of 210102422 in words is "two hundred ten million, one hundred two thousand, four hundred twenty-two".