1100012011101 has 12 divisors (see below), whose sum is σ = 1588933440640. Its totient is φ = 733328785800.

The previous prime is 1100012011073. The next prime is 1100012011121. The reversal of 1100012011101 is 1011102100011.

It is not a de Polignac number, because 1100012011101 - 2²⁵ = 1099978456669 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100012011121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 474925 + ... + 1557426.

Almost surely, 2^{1100012011101} is an apocalyptic number.

It is an amenable number.

1100012011101 is a deficient number, since it is larger than the sum of its proper divisors (488921429539).

1100012011101 is a wasteful number, since it uses less digits than its factorization.

1100012011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092496 (or 2092493 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1100012011101 its reverse (1011102100011), we get a palindrome (2111114111112).

The spelling of 1100012011101 in words is "one trillion, one hundred billion, twelve million, eleven thousand, one hundred one".