1330231211111 has 8 divisors (see below), whose sum is σ = 1451273908224. Its totient is φ = 1209207278520.

The previous prime is 1330231211047. The next prime is 1330231211143. The reversal of 1330231211111 is 1111121320331.

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 1330231211111 - 2⁶ = 1330231211047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330231211611) 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, 4542695 + ... + 4826648.

It is an arithmetic number, because the mean of its divisors is an integer number (181409238528).

Almost surely, 2^{1330231211111} is an apocalyptic number.

1330231211111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1330231211111 is a deficient number, since it is larger than the sum of its proper divisors (121042697113).

1330231211111 is a wasteful number, since it uses less digits than its factorization.

1330231211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9382261.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1330231211111 its reverse (1111121320331), we get a palindrome (2441352531442).

The spelling of 1330231211111 in words is "one trillion, three hundred thirty billion, two hundred thirty-one million, two hundred eleven thousand, one hundred eleven".