1224403234340 has 96 divisors (see below), whose sum is σ = 3021101193600. Its totient is φ = 410942822400.

The previous prime is 1224403234333. The next prime is 1224403234343. The reversal of 1224403234340 is 434323044221.

It is a junction number, because it is equal to n+sod(n) for n = 1224403234297 and 1224403234306.

It is not an unprimeable number, because it can be changed into a prime (1224403234343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34442375 + ... + 34477905.

It is an arithmetic number, because the mean of its divisors is an integer number (31469804100).

Almost surely, 2^{1224403234340} is an apocalyptic number.

1224403234340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224403234340 is an abundant number, since it is smaller than the sum of its proper divisors (1796697959260).

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

1224403234340 is a wasteful number, since it uses less digits than its factorization.

1224403234340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47613 (or 47611 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 1224403234340 its reverse (434323044221), we get a palindrome (1658726278561).

The spelling of 1224403234340 in words is "one trillion, two hundred twenty-four billion, four hundred three million, two hundred thirty-four thousand, three hundred forty".