213430220245534 has 8 divisors (see below), whose sum is σ = 320909400370440. Its totient is φ = 106460420122056.

The previous prime is 213430220245493. The next prime is 213430220245577. The reversal of 213430220245534 is 435542022034312.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127344999309 + ... + 127345000984.

It is an arithmetic number, because the mean of its divisors is an integer number (40113675046305).

Almost surely, 2^{213430220245534} is an apocalyptic number.

213430220245534 is a deficient number, since it is larger than the sum of its proper divisors (107479180124906).

213430220245534 is a wasteful number, since it uses less digits than its factorization.

213430220245534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254690000714.

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 213430220245534 its reverse (435542022034312), we get a palindrome (648972242279846).

The spelling of 213430220245534 in words is "two hundred thirteen trillion, four hundred thirty billion, two hundred twenty million, two hundred forty-five thousand, five hundred thirty-four".