1344042221242 has 32 divisors (see below), whose sum is σ = 2333109510144. Its totient is φ = 568766415600.

The previous prime is 1344042221233. The next prime is 1344042221251. The reversal of 1344042221242 is 2421222404431.

It is an interprime number because it is at equal distance from previous prime (1344042221233) and next prime (1344042221251).

It is a super-2 number, since 2×1344042221242² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1811767 + ... + 2443477.

It is an arithmetic number, because the mean of its divisors is an integer number (72909672192).

Almost surely, 2^{1344042221242} is an apocalyptic number.

1344042221242 is a deficient number, since it is larger than the sum of its proper divisors (989067288902).

1344042221242 is a wasteful number, since it uses less digits than its factorization.

1344042221242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633634.

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

Adding to 1344042221242 its reverse (2421222404431), we get a palindrome (3765264625673).

The spelling of 1344042221242 in words is "one trillion, three hundred forty-four billion, forty-two million, two hundred twenty-one thousand, two hundred forty-two".