313100141121242 has 4 divisors (see below), whose sum is σ = 469650211681866. Its totient is φ = 156550070560620.

The previous prime is 313100141121227. The next prime is 313100141121259. The reversal of 313100141121242 is 242121141001313.

It is a happy number.

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., 286551462364561 + 26548678756681 = 16927831^2 + 5152541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78275035280309 + ... + 78275035280312.

Almost surely, 2^{313100141121242} is an apocalyptic number.

313100141121242 is a deficient number, since it is larger than the sum of its proper divisors (156550070560624).

313100141121242 is a wasteful number, since it uses less digits than its factorization.

313100141121242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156550070560623.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 313100141121242 its reverse (242121141001313), we get a palindrome (555221282122555).

The spelling of 313100141121242 in words is "three hundred thirteen trillion, one hundred billion, one hundred forty-one million, one hundred twenty-one thousand, two hundred forty-two".