11121202121003 has 8 divisors (see below), whose sum is σ = 12681189749088. Its totient is φ = 9661858856064.

The previous prime is 11121202120993. The next prime is 11121202121017. The reversal of 11121202121003 is 30012120212111.

It is a happy number.

11121202121003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11121202121003 - 2¹² = 11121202116907 is a prime.

It is a super-2 number, since 2×11121202121003² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121202121033) 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, 25161090551 + ... + 25161090992.

It is an arithmetic number, because the mean of its divisors is an integer number (1585148718636).

Almost surely, 2^{11121202121003} is an apocalyptic number.

11121202121003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11121202121003 is a deficient number, since it is larger than the sum of its proper divisors (1559987628085).

11121202121003 is a wasteful number, since it uses less digits than its factorization.

11121202121003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50322181573.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11121202121003 its reverse (30012120212111), we get a palindrome (41133322333114).

The spelling of 11121202121003 in words is "eleven trillion, one hundred twenty-one billion, two hundred two million, one hundred twenty-one thousand, three".