21122210102003 has 8 divisors (see below), whose sum is σ = 21321049563072. Its totient is φ = 20923397226856.

The previous prime is 21122210101987. The next prime is 21122210102087. The reversal of 21122210102003 is 30020101222112.

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 21122210102003 - 2⁴ = 21122210101987 is a prime.

It is a super-2 number, since 2×21122210102003² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21122210102303) 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, 5048225 + ... + 8229762.

It is an arithmetic number, because the mean of its divisors is an integer number (2665131195384).

Almost surely, 2^{21122210102003} is an apocalyptic number.

21122210102003 is a deficient number, since it is larger than the sum of its proper divisors (198839461069).

21122210102003 is a wasteful number, since it uses less digits than its factorization.

21122210102003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13292961.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 21122210102003 its reverse (30020101222112), we get a palindrome (51142311324115).

The spelling of 21122210102003 in words is "twenty-one trillion, one hundred twenty-two billion, two hundred ten million, one hundred two thousand, three".