1022222110312 has 32 divisors (see below), whose sum is σ = 2066324387400. Its totient is φ = 471286923264.

The previous prime is 1022222110297. The next prime is 1022222110387. The reversal of 1022222110312 is 2130112222201.

It can be written as a sum of positive squares in 4 ways, for example, as 693166144356 + 329055965956 = 832566^2 + 573634^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1022222110312.

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, 5193513 + ... + 5386744.

Almost surely, 2^{1022222110312} is an apocalyptic number.

It is an amenable number.

1022222110312 is an abundant number, since it is smaller than the sum of its proper divisors (1044102277088).

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

1022222110312 is a wasteful number, since it uses less digits than its factorization.

1022222110312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10581205 (or 10581201 counting only the distinct ones).

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

Adding to 1022222110312 its reverse (2130112222201), we get a palindrome (3152334332513).

The spelling of 1022222110312 in words is "one trillion, twenty-two billion, two hundred twenty-two million, one hundred ten thousand, three hundred twelve".