1223240122444 has 48 divisors (see below), whose sum is σ = 2306005905280. Its totient is φ = 565889224320.

The previous prime is 1223240122411. The next prime is 1223240122453. The reversal of 1223240122444 is 4442210423221.

It is a super-2 number, since 2×1223240122444² (a number of 25 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 39340984 + ... + 39372064.

Almost surely, 2^{1223240122444} is an apocalyptic number.

It is an amenable number.

1223240122444 is a deficient number, since it is larger than the sum of its proper divisors (1082765782836).

1223240122444 is a wasteful number, since it uses less digits than its factorization.

1223240122444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43190 (or 43188 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 1223240122444 its reverse (4442210423221), we get a palindrome (5665450545665).

The spelling of 1223240122444 in words is "one trillion, two hundred twenty-three billion, two hundred forty million, one hundred twenty-two thousand, four hundred forty-four".