31344121534052 has 6 divisors (see below), whose sum is σ = 54852212684598. Its totient is φ = 15672060767024.

The previous prime is 31344121534039. The next prime is 31344121534069. The reversal of 31344121534052 is 25043512144313.

It can be written as a sum of positive squares in only one way, i.e., 31030514814016 + 313606720036 = 5570504^2 + 560006^2 .

It is a junction number, because it is equal to n+sod(n) for n = 31344121533997 and 31344121534015.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3918015191753 + ... + 3918015191760.

It is an arithmetic number, because the mean of its divisors is an integer number (9142035447433).

Almost surely, 2^{31344121534052} is an apocalyptic number.

It is an amenable number.

31344121534052 is a deficient number, since it is larger than the sum of its proper divisors (23508091150546).

31344121534052 is a wasteful number, since it uses less digits than its factorization.

31344121534052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7836030383517 (or 7836030383515 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 31344121534052 its reverse (25043512144313), we get a palindrome (56387633678365).

The spelling of 31344121534052 in words is "thirty-one trillion, three hundred forty-four billion, one hundred twenty-one million, five hundred thirty-four thousand, fifty-two".