1240200242234 has 4 divisors (see below), whose sum is σ = 1860300363354. Its totient is φ = 620100121116.

The previous prime is 1240200242233. The next prime is 1240200242243. The reversal of 1240200242234 is 4322420020421.

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., 1237422636025 + 2777606209 = 1112395^2 + 52703^2 .

It is not an unprimeable number, because it can be changed into a prime (1240200242231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310050060557 + ... + 310050060560.

Almost surely, 2^{1240200242234} is an apocalyptic number.

1240200242234 is a deficient number, since it is larger than the sum of its proper divisors (620100121120).

1240200242234 is an equidigital number, since it uses as much as digits as its factorization.

1240200242234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620100121119.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 1240200242234 its reverse (4322420020421), we get a palindrome (5562620262655).

The spelling of 1240200242234 in words is "one trillion, two hundred forty billion, two hundred million, two hundred forty-two thousand, two hundred thirty-four".