1101113211111 has 8 divisors (see below), whose sum is σ = 1475603491824. Its totient is φ = 730349202240.

The previous prime is 1101113211091. The next prime is 1101113211151. The reversal of 1101113211111 is 1111123111011.

It is a happy number.

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

It is not a de Polignac number, because 1101113211111 - 2⁶ = 1101113211047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101113211151) 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, 931567270 + ... + 931568451.

It is an arithmetic number, because the mean of its divisors is an integer number (184450436478).

Almost surely, 2^{1101113211111} is an apocalyptic number.

1101113211111 is a deficient number, since it is larger than the sum of its proper divisors (374490280713).

1101113211111 is a wasteful number, since it uses less digits than its factorization.

1101113211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863135921.

The product of its (nonzero) digits is 6, while the sum is 15.

Adding to 1101113211111 its reverse (1111123111011), we get a palindrome (2212236322122).

The spelling of 1101113211111 in words is "one trillion, one hundred one billion, one hundred thirteen million, two hundred eleven thousand, one hundred eleven".