210211234320 has 80 divisors (see below), whose sum is σ = 655421746752. Its totient is φ = 55732293120.

The previous prime is 210211234243. The next prime is 210211234327. The reversal of 210211234320 is 23432112012.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (210211234327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2489926 + ... + 2572965.

Almost surely, 2^210211234320 is an apocalyptic number.

210211234320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210211234320 is an abundant number, since it is smaller than the sum of its proper divisors (445210512432).

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

210211234320 is a wasteful number, since it uses less digits than its factorization.

210211234320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5063080 (or 5063074 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 210211234320 its reverse (23432112012), we get a palindrome (233643346332).

The spelling of 210211234320 in words is "two hundred ten billion, two hundred eleven million, two hundred thirty-four thousand, three hundred twenty".