1101142340111 has 4 divisors (see below), whose sum is σ = 1201246189224. Its totient is φ = 1001038491000.

The previous prime is 1101142340063. The next prime is 1101142340159. The reversal of 1101142340111 is 1110432411011.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1101142340063) and next prime (1101142340159).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101142340111 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 (1101142340411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50051924540 + ... + 50051924561.

It is an arithmetic number, because the mean of its divisors is an integer number (300311547306).

Almost surely, 2^{1101142340111} is an apocalyptic number.

1101142340111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101142340111 is a deficient number, since it is larger than the sum of its proper divisors (100103849113).

1101142340111 is a wasteful number, since it uses less digits than its factorization.

1101142340111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100103849112.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 1101142340111 its reverse (1110432411011), we get a palindrome (2211574751122).

The spelling of 1101142340111 in words is "one trillion, one hundred one billion, one hundred forty-two million, three hundred forty thousand, one hundred eleven".