11121210200238 has 8 divisors (see below), whose sum is σ = 22242420400488. Its totient is φ = 3707070066744.

The previous prime is 11121210200237. The next prime is 11121210200291. The reversal of 11121210200238 is 83200201212111.

It is a happy number.

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

11121210200238 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121210200237) 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, 926767516681 + ... + 926767516692.

It is an arithmetic number, because the mean of its divisors is an integer number (2780302550061).

Almost surely, 2^{11121210200238} is an apocalyptic number.

11121210200238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11121210200238 is a wasteful number, since it uses less digits than its factorization.

11121210200238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853535033378.

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 11121210200238 its reverse (83200201212111), we get a palindrome (94321411412349).

The spelling of 11121210200238 in words is "eleven trillion, one hundred twenty-one billion, two hundred ten million, two hundred thousand, two hundred thirty-eight".