10002221112212 has 24 divisors (see below), whose sum is σ = 20004528001920. Its totient is φ = 4286647810080.

The previous prime is 10002221112179. The next prime is 10002221112281. The reversal of 10002221112212 is 21221112220001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7413089 + ... + 8657847.

It is an arithmetic number, because the mean of its divisors is an integer number (833522000080).

Almost surely, 2^{10002221112212} is an apocalyptic number.

It is an amenable number.

10002221112212 is an abundant number, since it is smaller than the sum of its proper divisors (10002306889708).

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

10002221112212 is a wasteful number, since it uses less digits than its factorization.

10002221112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531751 (or 1531749 counting only the distinct ones).

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

Adding to 10002221112212 its reverse (21221112220001), we get a palindrome (31223333332213).

The spelling of 10002221112212 in words is "ten trillion, two billion, two hundred twenty-one million, one hundred twelve thousand, two hundred twelve".