531221412345114 has 64 divisors (see below), whose sum is σ = 1135272869786880. Its totient is φ = 165126857333760.

The previous prime is 531221412345109. The next prime is 531221412345121. The reversal of 531221412345114 is 411543214122135.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1234227492 + ... + 1234657824.

It is an arithmetic number, because the mean of its divisors is an integer number (17738638590420).

Almost surely, 2^{531221412345114} is an apocalyptic number.

531221412345114 is an abundant number, since it is smaller than the sum of its proper divisors (604051457441766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

531221412345114 is a wasteful number, since it uses less digits than its factorization.

531221412345114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541495.

The product of its digits is 115200, while the sum is 39.

Adding to 531221412345114 its reverse (411543214122135), we get a palindrome (942764626467249).

The spelling of 531221412345114 in words is "five hundred thirty-one trillion, two hundred twenty-one billion, four hundred twelve million, three hundred forty-five thousand, one hundred fourteen".