1222330012040 has 32 divisors (see below), whose sum is σ = 2845078479000. Its totient is φ = 472072280064.

The previous prime is 1222330012019. The next prime is 1222330012087. The reversal of 1222330012040 is 402100332221.

It can be written as a sum of positive squares in 4 ways, for example, as 1020831371044 + 201498640996 = 1010362^2 + 448886^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526865225 + ... + 526867544.

Almost surely, 2^{1222330012040} is an apocalyptic number.

1222330012040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222330012040 is an abundant number, since it is smaller than the sum of its proper divisors (1622748466960).

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

1222330012040 is a wasteful number, since it uses less digits than its factorization.

1222330012040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053732809 (or 1053732805 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1222330012040 its reverse (402100332221), we get a palindrome (1624430344261).

The spelling of 1222330012040 in words is "one trillion, two hundred twenty-two billion, three hundred thirty million, twelve thousand, forty".