1100122210121 has 8 divisors (see below), whose sum is σ = 1200170207424. Its totient is φ = 1000080360720.

The previous prime is 1100122210091. The next prime is 1100122210217. The reversal of 1100122210121 is 1210122210011.

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

It is a cyclic number.

It is not a de Polignac number, because 1100122210121 - 2¹⁰ = 1100122209097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100122210096 and 1100122210105.

It is not an unprimeable number, because it can be changed into a prime (1100122210021) 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, 1158770 + ... + 1882283.

It is an arithmetic number, because the mean of its divisors is an integer number (150021275928).

Almost surely, 2^{1100122210121} is an apocalyptic number.

1100122210121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1100122210121 is a deficient number, since it is larger than the sum of its proper divisors (100047997303).

1100122210121 is a wasteful number, since it uses less digits than its factorization.

1100122210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3073951.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1100122210121 its reverse (1210122210011), we get a palindrome (2310244420132).

The spelling of 1100122210121 in words is "one trillion, one hundred billion, one hundred twenty-two million, two hundred ten thousand, one hundred twenty-one".