22121003203009 has 8 divisors (see below), whose sum is σ = 22132859102528. Its totient is φ = 22109149283760.

The previous prime is 22121003203003. The next prime is 22121003203069. The reversal of 22121003203009 is 90030230012122.

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 22121003203009 - 2²⁵ = 22120969648577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22121003203003) 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, 22128739 + ... + 23106775.

It is an arithmetic number, because the mean of its divisors is an integer number (2766607387816).

Almost surely, 2^{22121003203009} is an apocalyptic number.

It is an amenable number.

22121003203009 is a deficient number, since it is larger than the sum of its proper divisors (11855899519).

22121003203009 is an equidigital number, since it uses as much as digits as its factorization.

22121003203009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990135.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 22121003203009 in words is "twenty-two trillion, one hundred twenty-one billion, three million, two hundred three thousand, nine".