1101011010111 has 12 divisors (see below), whose sum is σ = 1590366148488. Its totient is φ = 733999534704.

The previous prime is 1101011010103. The next prime is 1101011010181. The reversal of 1101011010111 is 1110101101011.

It is not a de Polignac number, because 1101011010111 - 2³ = 1101011010103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1101011010093 and 1101011010102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101011010101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 318961 + ... + 1517813.

It is an arithmetic number, because the mean of its divisors is an integer number (132530512374).

Almost surely, 2^{1101011010111} is an apocalyptic number.

1101011010111 is a deficient number, since it is larger than the sum of its proper divisors (489355138377).

1101011010111 is a wasteful number, since it uses less digits than its factorization.

1101011010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300902 (or 1300899 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 1101011010111 its reverse (1110101101011), we get a palindrome (2211112111122).

The spelling of 1101011010111 in words is "one trillion, one hundred one billion, eleven million, ten thousand, one hundred eleven".