351313281011 has 32 divisors (see below), whose sum is σ = 441483913728. Its totient is φ = 271580624640.

The previous prime is 351313280987. The next prime is 351313281031. The reversal of 351313281011 is 110182313153.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351313281011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (351313281031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6192671 + ... + 6249143.

It is an arithmetic number, because the mean of its divisors is an integer number (13796372304).

Almost surely, 2^351313281011 is an apocalyptic number.

351313281011 is a deficient number, since it is larger than the sum of its proper divisors (90170632717).

351313281011 is a wasteful number, since it uses less digits than its factorization.

351313281011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57131.

The product of its (nonzero) digits is 2160, while the sum is 29.

Adding to 351313281011 its reverse (110182313153), we get a palindrome (461495594164).

The spelling of 351313281011 in words is "three hundred fifty-one billion, three hundred thirteen million, two hundred eighty-one thousand, eleven".