1222310011300 has 144 divisors (see below), whose sum is σ = 3287927559168. Its totient is φ = 384805785600.

The previous prime is 1222310011297. The next prime is 1222310011301. The reversal of 1222310011300 is 31100132221.

It is a super-2 number, since 2×1222310011300² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222310011301) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 764724 + ... + 1740523.

It is an arithmetic number, because the mean of its divisors is an integer number (22832830272).

Almost surely, 2^{1222310011300} is an apocalyptic number.

1222310011300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222310011300 is an abundant number, since it is smaller than the sum of its proper divisors (2065617547868).

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

1222310011300 is a wasteful number, since it uses less digits than its factorization.

1222310011300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505326 (or 2505319 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1222310011300 its reverse (31100132221), we get a palindrome (1253410143521).

The spelling of 1222310011300 in words is "one trillion, two hundred twenty-two billion, three hundred ten million, eleven thousand, three hundred".