1222224035340 has 192 divisors, whose sum is σ = 4353748761600. Its totient is φ = 253968583680.

The previous prime is 1222224035309. The next prime is 1222224035363. The reversal of 1222224035340 is 435304222221.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1222224035298 and 1222224035307.

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 63 ways as a sum of consecutive naturals, for example, 2473117 + ... + 2925876.

It is an arithmetic number, because the mean of its divisors is an integer number (22675774800).

Almost surely, 2^{1222224035340} is an apocalyptic number.

1222224035340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222224035340 is an abundant number, since it is smaller than the sum of its proper divisors (3131524726260).

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

1222224035340 is a wasteful number, since it uses less digits than its factorization.

1222224035340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5399037 (or 5399021 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 1222224035340 its reverse (435304222221), we get a palindrome (1657528257561).

The spelling of 1222224035340 in words is "one trillion, two hundred twenty-two billion, two hundred twenty-four million, thirty-five thousand, three hundred forty".