1100200220121 has 8 divisors (see below), whose sum is σ = 1467880652800. Its totient is φ = 732993300432.

The previous prime is 1100200220101. The next prime is 1100200220129. The reversal of 1100200220121 is 1210220020011.

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

It is not a de Polignac number, because 1100200220121 - 2⁶ = 1100200220057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100200220097 and 1100200220106.

It is not an unprimeable number, because it can be changed into a prime (1100200220129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118372825 + ... + 118382118.

It is an arithmetic number, because the mean of its divisors is an integer number (183485081600).

Almost surely, 2^{1100200220121} is an apocalyptic number.

It is an amenable number.

1100200220121 is a deficient number, since it is larger than the sum of its proper divisors (367680432679).

1100200220121 is a wasteful number, since it uses less digits than its factorization.

1100200220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236756495.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1100200220121 its reverse (1210220020011), we get a palindrome (2310420240132).

The spelling of 1100200220121 in words is "one trillion, one hundred billion, two hundred million, two hundred twenty thousand, one hundred twenty-one".