12222211213300 has 36 divisors (see below), whose sum is σ = 28933307274816. Its totient is φ = 4444440440800.

The previous prime is 12222211213271. The next prime is 12222211213337. The reversal of 12222211213300 is 331211222221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5555549452 + ... + 5555551651.

It is an arithmetic number, because the mean of its divisors is an integer number (803702979856).

Almost surely, 2^{12222211213300} is an apocalyptic number.

12222211213300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12222211213300 is an abundant number, since it is smaller than the sum of its proper divisors (16711096061516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12222211213300 is a wasteful number, since it uses less digits than its factorization.

12222211213300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11111101128 (or 11111101121 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12222211213300 its reverse (331211222221), we get a palindrome (12553422435521).

The spelling of 12222211213300 in words is "twelve trillion, two hundred twenty-two billion, two hundred eleven million, two hundred thirteen thousand, three hundred".