213030103310331 has 16 divisors (see below), whose sum is σ = 296459300747520. Its totient is φ = 135813387031520.

The previous prime is 213030103310327. The next prime is 213030103310351. The reversal of 213030103310331 is 133013301030312.

It is a cyclic number.

It is not a de Polignac number, because 213030103310331 - 2² = 213030103310327 is a prime.

It is a super-2 number, since 2×213030103310331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213030103310351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 362161260 + ... + 362749001.

It is an arithmetic number, because the mean of its divisors is an integer number (18528706296720).

Almost surely, 2^{213030103310331} is an apocalyptic number.

213030103310331 is a deficient number, since it is larger than the sum of its proper divisors (83429197437189).

213030103310331 is a wasteful number, since it uses less digits than its factorization.

213030103310331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724914546.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 213030103310331 its reverse (133013301030312), we get a palindrome (346043404340643).

The spelling of 213030103310331 in words is "two hundred thirteen trillion, thirty billion, one hundred three million, three hundred ten thousand, three hundred thirty-one".