213450213332 has 24 divisors (see below), whose sum is σ = 374471457696. Its totient is φ = 106458486368.

The previous prime is 213450213331. The next prime is 213450213503. The reversal of 213450213332 is 233312054312.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 213450213295 and 213450213304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213450213331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8853278 + ... + 8877354.

It is an arithmetic number, because the mean of its divisors is an integer number (15602977404).

Almost surely, 2^213450213332 is an apocalyptic number.

It is an amenable number.

213450213332 is a deficient number, since it is larger than the sum of its proper divisors (161021244364).

213450213332 is a wasteful number, since it uses less digits than its factorization.

213450213332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29527 (or 29525 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 213450213332 its reverse (233312054312), we get a palindrome (446762267644).

The spelling of 213450213332 in words is "two hundred thirteen billion, four hundred fifty million, two hundred thirteen thousand, three hundred thirty-two".