1224344421342 has 96 divisors (see below), whose sum is σ = 3164692250304. Its totient is φ = 334778572800.

The previous prime is 1224344421329. The next prime is 1224344421401. The reversal of 1224344421342 is 2431244434221.

1224344421342 is a `hidden beast` number, since 1 + 2 + 2 + 434 + 4 + 4 + 213 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1224344421297 and 1224344421306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1868259 + ... + 2437022.

It is an arithmetic number, because the mean of its divisors is an integer number (32965544274).

Almost surely, 2^{1224344421342} is an apocalyptic number.

1224344421342 is an abundant number, since it is smaller than the sum of its proper divisors (1940347828962).

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

1224344421342 is a wasteful number, since it uses less digits than its factorization.

1224344421342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4305394 (or 4305391 counting only the distinct ones).

The product of its digits is 147456, while the sum is 36.

Adding to 1224344421342 its reverse (2431244434221), we get a palindrome (3655588855563).

The spelling of 1224344421342 in words is "one trillion, two hundred twenty-four billion, three hundred forty-four million, four hundred twenty-one thousand, three hundred forty-two".