210212098490 has 16 divisors (see below), whose sum is σ = 378396607752. Its totient is φ = 84081543744.

The previous prime is 210212098471. The next prime is 210212098507. The reversal of 210212098490 is 94890212012.

210212098490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 165282089401 + 44930009089 = 406549^2 + 211967^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135209 + ... + 662348.

Almost surely, 2^210212098490 is an apocalyptic number.

210212098490 is a deficient number, since it is larger than the sum of its proper divisors (168184509262).

210212098490 is a wasteful number, since it uses less digits than its factorization.

210212098490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823921.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 210212098490 in words is "two hundred ten billion, two hundred twelve million, ninety-eight thousand, four hundred ninety".