212210101202320 has 80 divisors (see below), whose sum is σ = 532225542853872. Its totient is φ = 78224125132800.

The previous prime is 212210101202279. The next prime is 212210101202327. The reversal of 212210101202320 is 23202101012212.

It can be written as a sum of positive squares in 8 ways, for example, as 9700807910544 + 202509293291776 = 3114612^2 + 14230576^2 .

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 (212210101202327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169132177 + ... + 170382256.

Almost surely, 2^{212210101202320} is an apocalyptic number.

212210101202320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212210101202320 is an abundant number, since it is smaller than the sum of its proper divisors (320015441651552).

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

212210101202320 is a wasteful number, since it uses less digits than its factorization.

212210101202320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339515060 (or 339515054 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 212210101202320 its reverse (23202101012212), we get a palindrome (235412202214532).

The spelling of 212210101202320 in words is "two hundred twelve trillion, two hundred ten billion, one hundred one million, two hundred two thousand, three hundred twenty".