213222020134 has 8 divisors (see below), whose sum is σ = 336666347640. Its totient is φ = 100999904256.

The previous prime is 213222020129. The next prime is 213222020147. The reversal of 213222020134 is 431020222312.

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, 2805552859 + ... + 2805552934.

It is an arithmetic number, because the mean of its divisors is an integer number (42083293455).

Almost surely, 2^213222020134 is an apocalyptic number.

213222020134 is a deficient number, since it is larger than the sum of its proper divisors (123444327506).

213222020134 is a wasteful number, since it uses less digits than its factorization.

213222020134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5611105814.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 213222020134 its reverse (431020222312), we get a palindrome (644242242446).

The spelling of 213222020134 in words is "two hundred thirteen billion, two hundred twenty-two million, twenty thousand, one hundred thirty-four".