1322200100212 has 12 divisors (see below), whose sum is σ = 2370285545796. Its totient is φ = 644975658560.

The previous prime is 1322200100141. The next prime is 1322200100239. The reversal of 1322200100212 is 2120010022231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 116762990436 + 1205437109776 = 341706^2 + 1097924^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4031097703 + ... + 4031098030.

It is an arithmetic number, because the mean of its divisors is an integer number (197523795483).

Almost surely, 2^{1322200100212} is an apocalyptic number.

It is an amenable number.

1322200100212 is a deficient number, since it is larger than the sum of its proper divisors (1048085445584).

1322200100212 is a wasteful number, since it uses less digits than its factorization.

1322200100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8062195778 (or 8062195776 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1322200100212 its reverse (2120010022231), we get a palindrome (3442210122443).

The spelling of 1322200100212 in words is "one trillion, three hundred twenty-two billion, two hundred million, one hundred thousand, two hundred twelve".