21120222011003 has 8 divisors (see below), whose sum is σ = 21180921300000. Its totient is φ = 21059523767808.

The previous prime is 21120222010969. The next prime is 21120222011011. The reversal of 21120222011003 is 30011022202112.

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 21120222011003 - 2³⁸ = 20845344104059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21120222011303) 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, 60289250 + ... + 60638552.

It is an arithmetic number, because the mean of its divisors is an integer number (2647615162500).

Almost surely, 2^{21120222011003} is an apocalyptic number.

21120222011003 is a deficient number, since it is larger than the sum of its proper divisors (60699288997).

21120222011003 is a wasteful number, since it uses less digits than its factorization.

21120222011003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522901.

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

Adding to 21120222011003 its reverse (30011022202112), we get a palindrome (51131244213115).

The spelling of 21120222011003 in words is "twenty-one trillion, one hundred twenty billion, two hundred twenty-two million, eleven thousand, three".