1210213222010 has 16 divisors (see below), whose sum is σ = 2345951784456. Its totient is φ = 446847958848.

The previous prime is 1210213221953. The next prime is 1210213222013. The reversal of 1210213222010 is 102223120121.

It can be written as a sum of positive squares in 4 ways, for example, as 1032030460321 + 178182761689 = 1015889^2 + 422117^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1210213222010.

It is not an unprimeable number, because it can be changed into a prime (1210213222013) by changing a digit.

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, 4654666109 + ... + 4654666368.

Almost surely, 2^{1210213222010} is an apocalyptic number.

1210213222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210213222010 is a deficient number, since it is larger than the sum of its proper divisors (1135738562446).

1210213222010 is a wasteful number, since it uses less digits than its factorization.

1210213222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9309332497.

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

Adding to 1210213222010 its reverse (102223120121), we get a palindrome (1312436342131).

The spelling of 1210213222010 in words is "one trillion, two hundred ten billion, two hundred thirteen million, two hundred twenty-two thousand, ten".