213003330001123 has 4 divisors (see below), whose sum is σ = 213440708502640. Its totient is φ = 212565951499608.

The previous prime is 213003330001109. The next prime is 213003330001129. The reversal of 213003330001123 is 321100033300312.

213003330001123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213003330001123 is a prime.

It is a super-2 number, since 2×213003330001123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213003330001094 and 213003330001103.

It is not an unprimeable number, because it can be changed into a prime (213003330001129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218689250028 + ... + 218689251001.

It is an arithmetic number, because the mean of its divisors is an integer number (53360177125660).

Almost surely, 2^{213003330001123} is an apocalyptic number.

213003330001123 is a deficient number, since it is larger than the sum of its proper divisors (437378501517).

213003330001123 is an equidigital number, since it uses as much as digits as its factorization.

213003330001123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437378501516.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 213003330001123 its reverse (321100033300312), we get a palindrome (534103363301435).

The spelling of 213003330001123 in words is "two hundred thirteen trillion, three billion, three hundred thirty million, one thousand, one hundred twenty-three".