210011221223112 has 64 divisors (see below), whose sum is σ = 539220874006080. Its totient is φ = 68111384447232.

The previous prime is 210011221223009. The next prime is 210011221223119. The reversal of 210011221223112 is 211322122110012.

It is not an unprimeable number, because it can be changed into a prime (210011221223119) 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, 203194398 + ... + 204225330.

It is an arithmetic number, because the mean of its divisors is an integer number (8425326156345).

Almost surely, 2^{210011221223112} is an apocalyptic number.

It is an amenable number.

210011221223112 is an abundant number, since it is smaller than the sum of its proper divisors (329209652782968).

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

210011221223112 is a wasteful number, since it uses less digits than its factorization.

210011221223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260382 (or 1260378 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 210011221223112 its reverse (211322122110012), we get a palindrome (421333343333124).

The spelling of 210011221223112 in words is "two hundred ten trillion, eleven billion, two hundred twenty-one million, two hundred twenty-three thousand, one hundred twelve".