1011100312111 has 8 divisors (see below), whose sum is σ = 1026237071664. Its totient is φ = 995998311360.

The previous prime is 1011100312063. The next prime is 1011100312139. The reversal of 1011100312111 is 1112130011101.

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

It is a cyclic number.

It is not a de Polignac number, because 1011100312111 - 2¹¹ = 1011100310063 is a prime.

It is a super-2 number, since 2×1011100312111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011100312091 and 1011100312100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011100312141) 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, 8631085 + ... + 8747446.

It is an arithmetic number, because the mean of its divisors is an integer number (128279633958).

Almost surely, 2^{1011100312111} is an apocalyptic number.

1011100312111 is a deficient number, since it is larger than the sum of its proper divisors (15136759553).

1011100312111 is an equidigital number, since it uses as much as digits as its factorization.

1011100312111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17379401.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 1011100312111 its reverse (1112130011101), we get a palindrome (2123230323212).

The spelling of 1011100312111 in words is "one trillion, eleven billion, one hundred million, three hundred twelve thousand, one hundred eleven".