531440120110 has 16 divisors (see below), whose sum is σ = 963894449232. Its totient is φ = 210953329600.

The previous prime is 531440120087. The next prime is 531440120171. The reversal of 531440120110 is 11021044135.

It is a congruent number.

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, 202838431 + ... + 202841050.

It is an arithmetic number, because the mean of its divisors is an integer number (60243403077).

Almost surely, 2^531440120110 is an apocalyptic number.

531440120110 is a deficient number, since it is larger than the sum of its proper divisors (432454329122).

531440120110 is a wasteful number, since it uses less digits than its factorization.

531440120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405679619.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 531440120110 its reverse (11021044135), we get a palindrome (542461164245).

The spelling of 531440120110 in words is "five hundred thirty-one billion, four hundred forty million, one hundred twenty thousand, one hundred ten".