1101122001103 has 4 divisors (see below), whose sum is σ = 1101147259960. Its totient is φ = 1101096742248.

The previous prime is 1101122000999. The next prime is 1101122001107. The reversal of 1101122001103 is 3011002211011.

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 1101122001103 - 2²⁹ = 1100585130191 is a prime.

It is a super-2 number, since 2×1101122001103² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101122001107) 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, 12563925 + ... + 12651262.

It is an arithmetic number, because the mean of its divisors is an integer number (275286814990).

Almost surely, 2^{1101122001103} is an apocalyptic number.

1101122001103 is a deficient number, since it is larger than the sum of its proper divisors (25258857).

1101122001103 is an equidigital number, since it uses as much as digits as its factorization.

1101122001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25258856.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1101122001103 its reverse (3011002211011), we get a palindrome (4112124212114).

The spelling of 1101122001103 in words is "one trillion, one hundred one billion, one hundred twenty-two million, one thousand, one hundred three".