213011033320 has 32 divisors (see below), whose sum is σ = 479289636000. Its totient is φ = 85201780288.

The previous prime is 213011033309. The next prime is 213011033383. The reversal of 213011033320 is 23330110312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710531 + ... + 1830829.

It is an arithmetic number, because the mean of its divisors is an integer number (14977801125).

Almost surely, 2^213011033320 is an apocalyptic number.

213011033320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213011033320 is an abundant number, since it is smaller than the sum of its proper divisors (266278602680).

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

213011033320 is a wasteful number, since it uses less digits than its factorization.

213011033320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164577 (or 164573 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 213011033320 its reverse (23330110312), we get a palindrome (236341143632).

The spelling of 213011033320 in words is "two hundred thirteen billion, eleven million, thirty-three thousand, three hundred twenty".