1101120221110 has 64 divisors (see below), whose sum is σ = 2439545334912. Its totient is φ = 348466323456.

The previous prime is 1101120221099. The next prime is 1101120221111. The reversal of 1101120221110 is 111220211011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101120221111) 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, 29695702 + ... + 29732758.

It is an arithmetic number, because the mean of its divisors is an integer number (38117895858).

Almost surely, 2^{1101120221110} is an apocalyptic number.

1101120221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101120221110 is an abundant number, since it is smaller than the sum of its proper divisors (1338425113802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101120221110 is a wasteful number, since it uses less digits than its factorization.

1101120221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69737.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1101120221110 its reverse (111220211011), we get a palindrome (1212340432121).

The spelling of 1101120221110 in words is "one trillion, one hundred one billion, one hundred twenty million, two hundred twenty-one thousand, one hundred ten".