10222121210012 has 6 divisors (see below), whose sum is σ = 17888712117528. Its totient is φ = 5111060605004.

The previous prime is 10222121210011. The next prime is 10222121210051. The reversal of 10222121210012 is 21001212122201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222121210011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277765151248 + ... + 1277765151255.

It is an arithmetic number, because the mean of its divisors is an integer number (2981452019588).

Almost surely, 2^{10222121210012} is an apocalyptic number.

It is an amenable number.

10222121210012 is a deficient number, since it is larger than the sum of its proper divisors (7666590907516).

10222121210012 is a wasteful number, since it uses less digits than its factorization.

10222121210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555530302507 (or 2555530302505 counting only the distinct ones).

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

Adding to 10222121210012 its reverse (21001212122201), we get a palindrome (31223333332213).

The spelling of 10222121210012 in words is "ten trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred ten thousand, twelve".