21122103133303 has 8 divisors (see below), whose sum is σ = 21853572774480. Its totient is φ = 20390841576000.

The previous prime is 21122103133301. The next prime is 21122103133331. The reversal of 21122103133303 is 30333130122112.

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 21122103133303 - 2¹ = 21122103133301 is a prime.

It is a super-2 number, since 2×21122103133303² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21122103133301) 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, 51814425 + ... + 52220482.

It is an arithmetic number, because the mean of its divisors is an integer number (2731696596810).

Almost surely, 2^{21122103133303} is an apocalyptic number.

21122103133303 is a deficient number, since it is larger than the sum of its proper divisors (731469641177).

21122103133303 is a wasteful number, since it uses less digits than its factorization.

21122103133303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104041937.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 21122103133303 its reverse (30333130122112), we get a palindrome (51455233255415).

The spelling of 21122103133303 in words is "twenty-one trillion, one hundred twenty-two billion, one hundred three million, one hundred thirty-three thousand, three hundred three".