1132311312111 has 32 divisors (see below), whose sum is σ = 1785077798400. Its totient is φ = 624669736320.

The previous prime is 1132311312109. The next prime is 1132311312113. The reversal of 1132311312111 is 1112131132311.

It is an interprime number because it is at equal distance from previous prime (1132311312109) and next prime (1132311312113).

It is not a de Polignac number, because 1132311312111 - 2¹ = 1132311312109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132311312113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7611301 + ... + 7758641.

It is an arithmetic number, because the mean of its divisors is an integer number (55783681200).

Almost surely, 2^{1132311312111} is an apocalyptic number.

1132311312111 is a deficient number, since it is larger than the sum of its proper divisors (652766486289).

1132311312111 is a wasteful number, since it uses less digits than its factorization.

1132311312111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159999.

The product of its digits is 108, while the sum is 21.

Adding to 1132311312111 its reverse (1112131132311), we get a palindrome (2244442444422).

The spelling of 1132311312111 in words is "one trillion, one hundred thirty-two billion, three hundred eleven million, three hundred twelve thousand, one hundred eleven".