1100120102121 has 8 divisors (see below), whose sum is σ = 1506470770624. Its totient is φ = 713591417520.

The previous prime is 1100120102113. The next prime is 1100120102131. The reversal of 1100120102121 is 1212010210011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1100120102121 - 2³ = 1100120102113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100120102097 and 1100120102106.

It is not an unprimeable number, because it can be changed into a prime (1100120102131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4955495845 + ... + 4955496066.

It is an arithmetic number, because the mean of its divisors is an integer number (188308846328).

Almost surely, 2^{1100120102121} is an apocalyptic number.

It is an amenable number.

1100120102121 is a deficient number, since it is larger than the sum of its proper divisors (406350668503).

1100120102121 is an equidigital number, since it uses as much as digits as its factorization.

1100120102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9910991951.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1100120102121 its reverse (1212010210011), we get a palindrome (2312130312132).

The spelling of 1100120102121 in words is "one trillion, one hundred billion, one hundred twenty million, one hundred two thousand, one hundred twenty-one".