10221102022212 has 48 divisors (see below), whose sum is σ = 26772340566720. Its totient is φ = 3371909942016.

The previous prime is 10221102022189. The next prime is 10221102022217. The reversal of 10221102022212 is 21222020112201.

It is a happy number.

10221102022212 is a `hidden beast` number, since 10 + 221 + 10 + 202 + 221 + 2 = 666.

10221102022212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10221102022217) 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, 487823718 + ... + 487844669.

It is an arithmetic number, because the mean of its divisors is an integer number (557757095140).

Almost surely, 2^{10221102022212} is an apocalyptic number.

10221102022212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10221102022212 is an abundant number, since it is smaller than the sum of its proper divisors (16551238544508).

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

10221102022212 is a wasteful number, since it uses less digits than its factorization.

10221102022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975668497 (or 975668489 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10221102022212 its reverse (21222020112201), we get a palindrome (31443122134413).

The spelling of 10221102022212 in words is "ten trillion, two hundred twenty-one billion, one hundred two million, twenty-two thousand, two hundred twelve".