631011316001 has 16 divisors (see below), whose sum is σ = 689755143168. Its totient is φ = 572497822800.

The previous prime is 631011315997. The next prime is 631011316021. The reversal of 631011316001 is 100613110136.

It is a cyclic number.

It is not a de Polignac number, because 631011316001 - 2² = 631011315997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (631011316021) 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 in 15 ways as a sum of consecutive naturals, for example, 36697316 + ... + 36714506.

It is an arithmetic number, because the mean of its divisors is an integer number (43109696448).

Almost surely, 2^631011316001 is an apocalyptic number.

It is an amenable number.

631011316001 is a deficient number, since it is larger than the sum of its proper divisors (58743827167).

631011316001 is a wasteful number, since it uses less digits than its factorization.

631011316001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23692.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 631011316001 its reverse (100613110136), we get a palindrome (731624426137).

It can be divided in two parts, 6310 and 11316001, that added together give a palindrome (11322311).

The spelling of 631011316001 in words is "six hundred thirty-one billion, eleven million, three hundred sixteen thousand, one".