1222051340000 has 60 divisors (see below), whose sum is σ = 3006429653304. Its totient is φ = 488820528000.

The previous prime is 1222051339987. The next prime is 1222051340047. The reversal of 1222051340000 is 431502221.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 30531284 + ... + 30571283.

Almost surely, 2^{1222051340000} is an apocalyptic number.

1222051340000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222051340000 is an abundant number, since it is smaller than the sum of its proper divisors (1784378313304).

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

1222051340000 is an frugal number, since it uses more digits than its factorization.

1222051340000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61102597 (or 61102574 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1222051340000 its reverse (431502221), we get a palindrome (1222482842221).

The spelling of 1222051340000 in words is "one trillion, two hundred twenty-two billion, fifty-one million, three hundred forty thousand".