1303111213231 has 8 divisors (see below), whose sum is σ = 1335401035904. Its totient is φ = 1271199049560.

The previous prime is 1303111213213. The next prime is 1303111213253. The reversal of 1303111213231 is 1323121113031.

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

It is a cyclic number.

It is not a de Polignac number, because 1303111213231 - 2¹⁵ = 1303111180463 is a prime.

It is a super-3 number, since 3×1303111213231³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303111283231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94407765 + ... + 94421566.

It is an arithmetic number, because the mean of its divisors is an integer number (166925129488).

Almost surely, 2^{1303111213231} is an apocalyptic number.

1303111213231 is a deficient number, since it is larger than the sum of its proper divisors (32289822673).

1303111213231 is a wasteful number, since it uses less digits than its factorization.

1303111213231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188829501.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1303111213231 its reverse (1323121113031), we get a palindrome (2626232326262).

The spelling of 1303111213231 in words is "one trillion, three hundred three billion, one hundred eleven million, two hundred thirteen thousand, two hundred thirty-one".