1312232240111 has 8 divisors (see below), whose sum is σ = 1474615494240. Its totient is φ = 1158626459232.

The previous prime is 1312232240101. The next prime is 1312232240201. The reversal of 1312232240111 is 1110422322131.

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 1312232240111 - 2¹⁴ = 1312232223727 is a prime.

It is a super-3 number, since 3×1312232240111³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312232240101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2194367996 + ... + 2194368593.

It is an arithmetic number, because the mean of its divisors is an integer number (184326936780).

Almost surely, 2^{1312232240111} is an apocalyptic number.

1312232240111 is a deficient number, since it is larger than the sum of its proper divisors (162383254129).

1312232240111 is a wasteful number, since it uses less digits than its factorization.

1312232240111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4388736625.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1312232240111 its reverse (1110422322131), we get a palindrome (2422654562242).

The spelling of 1312232240111 in words is "one trillion, three hundred twelve billion, two hundred thirty-two million, two hundred forty thousand, one hundred eleven".