1100121000211 has 4 divisors (see below), whose sum is σ = 1100129244624. Its totient is φ = 1100112755800.

The previous prime is 1100121000203. The next prime is 1100121000239. The reversal of 1100121000211 is 1120001210011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1100121000211 - 2³ = 1100121000203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100121000241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3918700 + ... + 4190041.

It is an arithmetic number, because the mean of its divisors is an integer number (275032311156).

Almost surely, 2^{1100121000211} is an apocalyptic number.

1100121000211 is a deficient number, since it is larger than the sum of its proper divisors (8244413).

1100121000211 is an equidigital number, since it uses as much as digits as its factorization.

1100121000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8244412.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1100121000211 its reverse (1120001210011), we get a palindrome (2220122210222).

The spelling of 1100121000211 in words is "one trillion, one hundred billion, one hundred twenty-one million, two hundred eleven", and thus it is an aban number.