213203342434 has 8 divisors (see below), whose sum is σ = 320833326528. Its totient is φ = 106258900260.

The previous prime is 213203342371. The next prime is 213203342437. The reversal of 213203342434 is 434243302312.

It is a happy number.

213203342434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 213203342396 and 213203342405.

It is not an unprimeable number, because it can be changed into a prime (213203342437) 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, 171384702 + ... + 171385945.

It is an arithmetic number, because the mean of its divisors is an integer number (40104165816).

Almost surely, 2^213203342434 is an apocalyptic number.

213203342434 is a deficient number, since it is larger than the sum of its proper divisors (107629984094).

213203342434 is a wasteful number, since it uses less digits than its factorization.

213203342434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342770960.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 213203342434 its reverse (434243302312), we get a palindrome (647446644746).

The spelling of 213203342434 in words is "two hundred thirteen billion, two hundred three million, three hundred forty-two thousand, four hundred thirty-four".