213002311320 has 48 divisors (see below), whose sum is σ = 692257512960. Its totient is φ = 56800616256.

The previous prime is 213002311303. The next prime is 213002311339. The reversal of 213002311320 is 23113200312.

213002311320 is a `hidden beast` number, since 2 + 1 + 30 + 0 + 2 + 311 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 213002311293 and 213002311302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 295836184 + ... + 295836903.

It is an arithmetic number, because the mean of its divisors is an integer number (14422031520).

Almost surely, 2^213002311320 is an apocalyptic number.

213002311320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213002311320 is an abundant number, since it is smaller than the sum of its proper divisors (479255201640).

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

213002311320 is a wasteful number, since it uses less digits than its factorization.

213002311320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591673104 (or 591673097 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 213002311320 its reverse (23113200312), we get a palindrome (236115511632).

The spelling of 213002311320 in words is "two hundred thirteen billion, two million, three hundred eleven thousand, three hundred twenty".