311043001034 has 4 divisors (see below), whose sum is σ = 466564501554. Its totient is φ = 155521500516.

The previous prime is 311043001013. The next prime is 311043001079. The reversal of 311043001034 is 430100340113.

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., 233098736809 + 77944264225 = 482803^2 + 279185^2 .

It is a junction number, because it is equal to n+sod(n) for n = 311043000997 and 311043001015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77760750257 + ... + 77760750260.

Almost surely, 2^311043001034 is an apocalyptic number.

311043001034 is a deficient number, since it is larger than the sum of its proper divisors (155521500520).

311043001034 is a wasteful number, since it uses less digits than its factorization.

311043001034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155521500519.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 311043001034 its reverse (430100340113), we get a palindrome (741143341147).

The spelling of 311043001034 in words is "three hundred eleven billion, forty-three million, one thousand, thirty-four".