121122011012003 has 4 divisors (see below), whose sum is σ = 121125627383568. Its totient is φ = 121118394640440.

The previous prime is 121122011011943. The next prime is 121122011012027. The reversal of 121122011012003 is 300210110221121.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 121122011012003 - 2⁸ = 121122011011747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121122011012903) 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, 1808135543 + ... + 1808202528.

It is an arithmetic number, because the mean of its divisors is an integer number (30281406845892).

Almost surely, 2^{121122011012003} is an apocalyptic number.

121122011012003 is a deficient number, since it is larger than the sum of its proper divisors (3616371565).

121122011012003 is an equidigital number, since it uses as much as digits as its factorization.

121122011012003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3616371564.

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

Adding to 121122011012003 its reverse (300210110221121), we get a palindrome (421332121233124).

The spelling of 121122011012003 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, eleven million, twelve thousand, three".