213335523012 has 24 divisors (see below), whose sum is σ = 497839451200. Its totient is φ = 71103760416.

The previous prime is 213335522993. The next prime is 213335523017. The reversal of 213335523012 is 210325533312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (213335523017) 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, 899587 + ... + 1111722.

Almost surely, 2^213335523012 is an apocalyptic number.

It is an amenable number.

213335523012 is an abundant number, since it is smaller than the sum of its proper divisors (284503928188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213335523012 is a wasteful number, since it uses less digits than its factorization.

213335523012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020155 (or 2020153 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The spelling of 213335523012 in words is "two hundred thirteen billion, three hundred thirty-five million, five hundred twenty-three thousand, twelve".