210000122212112 has 10 divisors (see below), whose sum is σ = 406875236785998. Its totient is φ = 105000061106048.

The previous prime is 210000122212087. The next prime is 210000122212207. The reversal of 210000122212112 is 211212221000012.

It can be written as a sum of positive squares in only one way, i.e., 139073811217936 + 70926310994176 = 11792956^2 + 8421776^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6562503819113 + ... + 6562503819144.

Almost surely, 2^{210000122212112} is an apocalyptic number.

It is an amenable number.

210000122212112 is a deficient number, since it is larger than the sum of its proper divisors (196875114573886).

210000122212112 is a wasteful number, since it uses less digits than its factorization.

210000122212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13125007638265 (or 13125007638259 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210000122212112 its reverse (211212221000012), we get a palindrome (421212343212124).

The spelling of 210000122212112 in words is "two hundred ten trillion, one hundred twenty-two million, two hundred twelve thousand, one hundred twelve".