1241121242 has 4 divisors (see below), whose sum is σ = 1861681866. Its totient is φ = 620560620.

The previous prime is 1241121221. The next prime is 1241121281. The reversal of 1241121242 is 2421211421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 919241761 + 321879481 = 30319^2 + 17941^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310280309 + ... + 310280312.

Almost surely, 2^1241121242 is an apocalyptic number.

1241121242 is a deficient number, since it is larger than the sum of its proper divisors (620560624).

1241121242 is an equidigital number, since it uses as much as digits as its factorization.

1241121242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620560623.

The product of its digits is 256, while the sum is 20.

The square root of 1241121242 is about 35229.5506925649. The cubic root of 1241121242 is about 1074.6607884496.

Adding to 1241121242 its reverse (2421211421), we get a palindrome (3662332663).

The spelling of 1241121242 in words is "one billion, two hundred forty-one million, one hundred twenty-one thousand, two hundred forty-two".