1322222100112 has 40 divisors (see below), whose sum is σ = 2713813308800. Its totient is φ = 622326436992.

The previous prime is 1322222100091. The next prime is 1322222100233. The reversal of 1322222100112 is 2110012222231.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1322222100112.

It is an unprimeable number.

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, 13803912 + ... + 13899367.

It is an arithmetic number, because the mean of its divisors is an integer number (67845332720).

Almost surely, 2^{1322222100112} is an apocalyptic number.

It is an amenable number.

1322222100112 is an abundant number, since it is smaller than the sum of its proper divisors (1391591208688).

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

1322222100112 is a wasteful number, since it uses less digits than its factorization.

1322222100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27703463 (or 27703457 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1322222100112 its reverse (2110012222231), we get a palindrome (3432234322343).

The spelling of 1322222100112 in words is "one trillion, three hundred twenty-two billion, two hundred twenty-two million, one hundred thousand, one hundred twelve".