1123100200211 has 4 divisors (see below), whose sum is σ = 1225200218424. Its totient is φ = 1021000182000.

The previous prime is 1123100200199. The next prime is 1123100200223. The reversal of 1123100200211 is 1120020013211.

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

It is an interprime number because it is at equal distance from previous prime (1123100200199) and next prime (1123100200223).

It is a cyclic number.

It is not a de Polignac number, because 1123100200211 - 2⁶ = 1123100200147 is a prime.

It is a super-2 number, since 2×1123100200211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123100200111) 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, 51050009090 + ... + 51050009111.

It is an arithmetic number, because the mean of its divisors is an integer number (306300054606).

Almost surely, 2^{1123100200211} is an apocalyptic number.

1123100200211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1123100200211 is a deficient number, since it is larger than the sum of its proper divisors (102100018213).

1123100200211 is a wasteful number, since it uses less digits than its factorization.

1123100200211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102100018212.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1123100200211 its reverse (1120020013211), we get a palindrome (2243120213422).

The spelling of 1123100200211 in words is "one trillion, one hundred twenty-three billion, one hundred million, two hundred thousand, two hundred eleven".