10201221221222 has 16 divisors (see below), whose sum is σ = 15627521322432. Its totient is φ = 4992049094400.

The previous prime is 10201221221201. The next prime is 10201221221237. The reversal of 10201221221222 is 22212212210201.

It is a junction number, because it is equal to n+sod(n) for n = 10201221221194 and 10201221221203.

It is a congruent number.

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, 15152438 + ... + 15811350.

It is an arithmetic number, because the mean of its divisors is an integer number (976720082652).

Almost surely, 2^{10201221221222} is an apocalyptic number.

10201221221222 is a deficient number, since it is larger than the sum of its proper divisors (5426300101210).

10201221221222 is a wasteful number, since it uses less digits than its factorization.

10201221221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823663.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 10201221221222 its reverse (22212212210201), we get a palindrome (32413433431423).

The spelling of 10201221221222 in words is "ten trillion, two hundred one billion, two hundred twenty-one million, two hundred twenty-one thousand, two hundred twenty-two".