11210220200121 has 8 divisors (see below), whose sum is σ = 15311520273504. Its totient is φ = 7291200130080.

The previous prime is 11210220200119. The next prime is 11210220200149. The reversal of 11210220200121 is 12100202201211.

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

It is not a de Polignac number, because 11210220200121 - 2¹ = 11210220200119 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11210220200121.

It is not an unprimeable number, because it can be changed into a prime (11210220200111) 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, 45570000691 + ... + 45570000936.

It is an arithmetic number, because the mean of its divisors is an integer number (1913940034188).

Almost surely, 2^{11210220200121} is an apocalyptic number.

It is an amenable number.

11210220200121 is a deficient number, since it is larger than the sum of its proper divisors (4101300073383).

11210220200121 is an equidigital number, since it uses as much as digits as its factorization.

11210220200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91140001671.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11210220200121 its reverse (12100202201211), we get a palindrome (23310422401332).

The spelling of 11210220200121 in words is "eleven trillion, two hundred ten billion, two hundred twenty million, two hundred thousand, one hundred twenty-one".