1101232011111 has 8 divisors (see below), whose sum is σ = 1532148885120. Its totient is φ = 702234905592.

The previous prime is 1101232011109. The next prime is 1101232011133. The reversal of 1101232011111 is 1111102321011.

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

It is not a de Polignac number, because 1101232011111 - 2¹ = 1101232011109 is a prime.

It is a super-3 number, since 3×1101232011111³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101232011311) 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, 7979942041 + ... + 7979942178.

It is an arithmetic number, because the mean of its divisors is an integer number (191518610640).

Almost surely, 2^{1101232011111} is an apocalyptic number.

1101232011111 is a deficient number, since it is larger than the sum of its proper divisors (430916874009).

1101232011111 is a wasteful number, since it uses less digits than its factorization.

1101232011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15959884245.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1101232011111 its reverse (1111102321011), we get a palindrome (2212334332122).

The spelling of 1101232011111 in words is "one trillion, one hundred one billion, two hundred thirty-two million, eleven thousand, one hundred eleven".