10221212102012 has 6 divisors (see below), whose sum is σ = 17887121178528. Its totient is φ = 5110606051004.

The previous prime is 10221212101999. The next prime is 10221212102029. The reversal of 10221212102012 is 21020121212201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277651512748 + ... + 1277651512755.

It is an arithmetic number, because the mean of its divisors is an integer number (2981186863088).

Almost surely, 2^{10221212102012} is an apocalyptic number.

It is an amenable number.

10221212102012 is a deficient number, since it is larger than the sum of its proper divisors (7665909076516).

10221212102012 is a wasteful number, since it uses less digits than its factorization.

10221212102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555303025507 (or 2555303025505 counting only the distinct ones).

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

Adding to 10221212102012 its reverse (21020121212201), we get a palindrome (31241333314213).

The spelling of 10221212102012 in words is "ten trillion, two hundred twenty-one billion, two hundred twelve million, one hundred two thousand, twelve".