10221122120012 has 24 divisors (see below), whose sum is σ = 17915187086496. Its totient is φ = 5102497749888.

The previous prime is 10221122119997. The next prime is 10221122120051. The reversal of 10221122120012 is 21002122112201.

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, 138661838 + ... + 138735530.

It is an arithmetic number, because the mean of its divisors is an integer number (746466128604).

Almost surely, 2^{10221122120012} is an apocalyptic number.

It is an amenable number.

10221122120012 is a deficient number, since it is larger than the sum of its proper divisors (7694064966484).

10221122120012 is a wasteful number, since it uses less digits than its factorization.

10221122120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127937 (or 127935 counting only the distinct ones).

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

Adding to 10221122120012 its reverse (21002122112201), we get a palindrome (31223244232213).

The spelling of 10221122120012 in words is "ten trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred twenty thousand, twelve".