1210213221203 has 16 divisors (see below), whose sum is σ = 1387750256640. Its totient is φ = 1033842138336.

The previous prime is 1210213221163. The next prime is 1210213221209. The reversal of 1210213221203 is 3021223120121.

It is not a de Polignac number, because 1210213221203 - 2⁴⁰ = 110701593427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210213221209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3917933 + ... + 4215521.

It is an arithmetic number, because the mean of its divisors is an integer number (86734391040).

Almost surely, 2^{1210213221203} is an apocalyptic number.

1210213221203 is a deficient number, since it is larger than the sum of its proper divisors (177537035437).

1210213221203 is a wasteful number, since it uses less digits than its factorization.

1210213221203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299546.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1210213221203 its reverse (3021223120121), we get a palindrome (4231436341324).

The spelling of 1210213221203 in words is "one trillion, two hundred ten billion, two hundred thirteen million, two hundred twenty-one thousand, two hundred three".