1112100122011 has 4 divisors (see below), whose sum is σ = 1170631707400. Its totient is φ = 1053568536624.

The previous prime is 1112100121987. The next prime is 1112100122039. The reversal of 1112100122011 is 1102210012111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1112100122011 - 2³³ = 1103510187419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112100121982 and 1112100122000.

It is not an unprimeable number, because it can be changed into a prime (1112100122051) 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, 29265792666 + ... + 29265792703.

It is an arithmetic number, because the mean of its divisors is an integer number (292657926850).

Almost surely, 2^{1112100122011} is an apocalyptic number.

1112100122011 is a deficient number, since it is larger than the sum of its proper divisors (58531585389).

1112100122011 is an equidigital number, since it uses as much as digits as its factorization.

1112100122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58531585388.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1112100122011 its reverse (1102210012111), we get a palindrome (2214310134122).

The spelling of 1112100122011 in words is "one trillion, one hundred twelve billion, one hundred million, one hundred twenty-two thousand, eleven".