21133311211003 has 8 divisors (see below), whose sum is σ = 21138575690016. Its totient is φ = 21128047075200.

The previous prime is 21133311210931. The next prime is 21133311211009. The reversal of 21133311211003 is 30011211333112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21133311211003 is a prime.

It is a super-2 number, since 2×21133311211003² (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 (21133311211009) 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, 158469250 + ... + 158602552.

It is an arithmetic number, because the mean of its divisors is an integer number (2642321961252).

Almost surely, 2^{21133311211003} is an apocalyptic number.

21133311211003 is a deficient number, since it is larger than the sum of its proper divisors (5264479013).

21133311211003 is a wasteful number, since it uses less digits than its factorization.

21133311211003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171605.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 21133311211003 its reverse (30011211333112), we get a palindrome (51144522544115).

The spelling of 21133311211003 in words is "twenty-one trillion, one hundred thirty-three billion, three hundred eleven million, two hundred eleven thousand, three".