1341121243242 has 32 divisors (see below), whose sum is σ = 2927181888000. Its totient is φ = 406247713520.

The previous prime is 1341121243201. The next prime is 1341121243243. The reversal of 1341121243242 is 2423421211431.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1341121243243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3639492 + ... + 3991007.

It is an arithmetic number, because the mean of its divisors is an integer number (91474434000).

Almost surely, 2^{1341121243242} is an apocalyptic number.

1341121243242 is an abundant number, since it is smaller than the sum of its proper divisors (1586060644758).

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

1341121243242 is a wasteful number, since it uses less digits than its factorization.

1341121243242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7633178.

The product of its digits is 9216, while the sum is 30.

Adding to 1341121243242 its reverse (2423421211431), we get a palindrome (3764542454673).

The spelling of 1341121243242 in words is "one trillion, three hundred forty-one billion, one hundred twenty-one million, two hundred forty-three thousand, two hundred forty-two".