1212302201223 has 16 divisors (see below), whose sum is σ = 1620100108800. Its totient is φ = 806353705920.

The previous prime is 1212302201207. The next prime is 1212302201233. The reversal of 1212302201223 is 3221022032121.

It is not a de Polignac number, because 1212302201223 - 2⁴ = 1212302201207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1212302201223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212302201233) 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 15 ways as a sum of consecutive naturals, for example, 5907483 + ... + 6109251.

It is an arithmetic number, because the mean of its divisors is an integer number (101256256800).

Almost surely, 2^{1212302201223} is an apocalyptic number.

1212302201223 is a deficient number, since it is larger than the sum of its proper divisors (407797907577).

1212302201223 is a wasteful number, since it uses less digits than its factorization.

1212302201223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206342.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1212302201223 its reverse (3221022032121), we get a palindrome (4433324233344).

The spelling of 1212302201223 in words is "one trillion, two hundred twelve billion, three hundred two million, two hundred one thousand, two hundred twenty-three".