1101120001101 has 32 divisors (see below), whose sum is σ = 1635117120000. Its totient is φ = 732359289024.

The previous prime is 1101120001087. The next prime is 1101120001151. The reversal of 1101120001101 is 1011000211011.

It is a de Polignac number, because none of the positive numbers 2^k-1101120001101 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101120001151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20536075 + ... + 20589623.

It is an arithmetic number, because the mean of its divisors is an integer number (51097410000).

Almost surely, 2^{1101120001101} is an apocalyptic number.

It is an amenable number.

1101120001101 is a deficient number, since it is larger than the sum of its proper divisors (533997118899).

1101120001101 is a wasteful number, since it uses less digits than its factorization.

1101120001101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55330 (or 55324 counting only the distinct ones).

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

Adding to 1101120001101 its reverse (1011000211011), we get a palindrome (2112120212112).

The spelling of 1101120001101 in words is "one trillion, one hundred one billion, one hundred twenty million, one thousand, one hundred one".