10212210320 has 120 divisors (see below), whose sum is σ = 25869969216. Its totient is φ = 3747254784.

The previous prime is 10212210287. The next prime is 10212210329. The reversal of 10212210320 is 2301221201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10212210295 and 10212210304.

It is not an unprimeable number, because it can be changed into a prime (10212210329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2255579 + ... + 2260101.

Almost surely, 2^10212210320 is an apocalyptic number.

10212210320 is a gapful number since it is divisible by the number (10) 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 10212210320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12934984608).

10212210320 is an abundant number, since it is smaller than the sum of its proper divisors (15657758896).

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

10212210320 is a wasteful number, since it uses less digits than its factorization.

10212210320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729 (or 4710 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10212210320 its reverse (2301221201), we get a palindrome (12513431521).

The spelling of 10212210320 in words is "ten billion, two hundred twelve million, two hundred ten thousand, three hundred twenty".