1331344021310 has 8 divisors (see below), whose sum is σ = 2396419238376. Its totient is φ = 532537608520.

The previous prime is 1331344021303. The next prime is 1331344021321. The reversal of 1331344021310 is 131204431331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1331344021310² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1331344021310.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66567201056 + ... + 66567201075.

It is an arithmetic number, because the mean of its divisors is an integer number (299552404797).

Almost surely, 2^{1331344021310} is an apocalyptic number.

1331344021310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331344021310 is a deficient number, since it is larger than the sum of its proper divisors (1065075217066).

1331344021310 is a wasteful number, since it uses less digits than its factorization.

1331344021310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133134402138.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1331344021310 its reverse (131204431331), we get a palindrome (1462548452641).

The spelling of 1331344021310 in words is "one trillion, three hundred thirty-one billion, three hundred forty-four million, twenty-one thousand, three hundred ten".