11121213110203 has 8 divisors (see below), whose sum is σ = 12760595124480. Its totient is φ = 9494490417000.

The previous prime is 11121213110197. The next prime is 11121213110207. The reversal of 11121213110203 is 30201131212111.

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 11121213110203 - 2⁵ = 11121213110171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11121213110207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3164828383 + ... + 3164831896.

It is an arithmetic number, because the mean of its divisors is an integer number (1595074390560).

Almost surely, 2^{11121213110203} is an apocalyptic number.

11121213110203 is a deficient number, since it is larger than the sum of its proper divisors (1639382014277).

11121213110203 is an equidigital number, since it uses as much as digits as its factorization.

11121213110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6329660537.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11121213110203 its reverse (30201131212111), we get a palindrome (41322344322314).

The spelling of 11121213110203 in words is "eleven trillion, one hundred twenty-one billion, two hundred thirteen million, one hundred ten thousand, two hundred three".