213520434032 has 10 divisors (see below), whose sum is σ = 413695840968. Its totient is φ = 106760217008.

The previous prime is 213520434031. The next prime is 213520434037. The reversal of 213520434032 is 230434025312.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 213520433986 and 213520434004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213520434031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6672513548 + ... + 6672513579.

Almost surely, 2^213520434032 is an apocalyptic number.

It is an amenable number.

213520434032 is a deficient number, since it is larger than the sum of its proper divisors (200175406936).

213520434032 is a wasteful number, since it uses less digits than its factorization.

213520434032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13345027135 (or 13345027129 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 213520434032 its reverse (230434025312), we get a palindrome (443954459344).

The spelling of 213520434032 in words is "two hundred thirteen billion, five hundred twenty million, four hundred thirty-four thousand, thirty-two".