10221002212012 has 48 divisors (see below), whose sum is σ = 19266409001952. Its totient is φ = 4727311073280.

The previous prime is 10221002211877. The next prime is 10221002212103. The reversal of 10221002212012 is 21021220012201.

It is a happy number.

It is a super-3 number, since 3×10221002212012³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3602289 + ... + 5780872.

It is an arithmetic number, because the mean of its divisors is an integer number (401383520874).

Almost surely, 2^{10221002212012} is an apocalyptic number.

It is an amenable number.

10221002212012 is a deficient number, since it is larger than the sum of its proper divisors (9045406789940).

10221002212012 is a wasteful number, since it uses less digits than its factorization.

10221002212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9383458 (or 9383456 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10221002212012 its reverse (21021220012201), we get a palindrome (31242222224213).

The spelling of 10221002212012 in words is "ten trillion, two hundred twenty-one billion, two million, two hundred twelve thousand, twelve".