4133121203242 has 16 divisors (see below), whose sum is σ = 6423588049032. Its totient is φ = 1992913735680.

The previous prime is 4133121203227. The next prime is 4133121203257. The reversal of 4133121203242 is 2423021213314.

It is an interprime number because it is at equal distance from previous prime (4133121203227) and next prime (4133121203257).

It can be written as a sum of positive squares in 4 ways, for example, as 3350074963041 + 783046240201 = 1830321^2 + 884899^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4133121203242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247128759 + ... + 247145482.

Almost surely, 2^{4133121203242} is an apocalyptic number.

4133121203242 is a deficient number, since it is larger than the sum of its proper divisors (2290466845790).

4133121203242 is a wasteful number, since it uses less digits than its factorization.

4133121203242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494274393.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 4133121203242 its reverse (2423021213314), we get a palindrome (6556142416556).

The spelling of 4133121203242 in words is "four trillion, one hundred thirty-three billion, one hundred twenty-one million, two hundred three thousand, two hundred forty-two".