1111101010011 has 6 divisors (see below), whose sum is σ = 1604923681140. Its totient is φ = 740734006668.

The previous prime is 1111101010009. The next prime is 1111101010027. The reversal of 1111101010011 is 1100101011111.

It is not a de Polignac number, because 1111101010011 - 2¹ = 1111101010009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 123455667779 = 1111101010011 / (1 + 1 + 1 + 1 + 1 + 0 + 1 + 0 + 1 + 0 + 0 + 1 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 1111101009975 and 1111101010002.

It is not an unprimeable number, because it can be changed into a prime (1111101010111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61727833881 + ... + 61727833898.

It is an arithmetic number, because the mean of its divisors is an integer number (267487280190).

Almost surely, 2^{1111101010011} is an apocalyptic number.

1111101010011 is a deficient number, since it is larger than the sum of its proper divisors (493822671129).

1111101010011 is a wasteful number, since it uses less digits than its factorization.

1111101010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123455667785 (or 123455667782 counting only the distinct ones).

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

Adding to 1111101010011 its reverse (1100101011111), we get a palindrome (2211202021122).

The spelling of 1111101010011 in words is "one trillion, one hundred eleven billion, one hundred one million, ten thousand, eleven".