210132211320 has 96 divisors (see below), whose sum is σ = 683539131600. Its totient is φ = 55985250816.

The previous prime is 210132211301. The next prime is 210132211337. The reversal of 210132211320 is 23112231012.

210132211320 is a `hidden beast` number, since 2 + 1 + 0 + 132 + 211 + 320 = 666.

It is a super-2 number, since 2×210132211320² (a number of 23 digits) contains 22 as substring.

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 = 210132211293 and 210132211302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144396 + ... + 664164.

Almost surely, 2^210132211320 is an apocalyptic number.

210132211320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210132211320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341769565800).

210132211320 is an abundant number, since it is smaller than the sum of its proper divisors (473406920280).

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

210132211320 is a wasteful number, since it uses less digits than its factorization.

210132211320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520909 (or 520902 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 210132211320 its reverse (23112231012), we get a palindrome (233244442332).

The spelling of 210132211320 in words is "two hundred ten billion, one hundred thirty-two million, two hundred eleven thousand, three hundred twenty".