10121201101222 has 16 divisors (see below), whose sum is σ = 15189120345312. Its totient is φ = 5058161196480.

The previous prime is 10121201101213. The next prime is 10121201101223. The reversal of 10121201101222 is 22210110212101.

It is a junction number, because it is equal to n+sod(n) for n = 10121201101196 and 10121201101205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121201101223) 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 in 7 ways as a sum of consecutive naturals, for example, 139580008 + ... + 139652500.

It is an arithmetic number, because the mean of its divisors is an integer number (949320021582).

Almost surely, 2^{10121201101222} is an apocalyptic number.

10121201101222 is a deficient number, since it is larger than the sum of its proper divisors (5067919244090).

10121201101222 is a wasteful number, since it uses less digits than its factorization.

10121201101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105183.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10121201101222 its reverse (22210110212101), we get a palindrome (32331311313323).

The spelling of 10121201101222 in words is "ten trillion, one hundred twenty-one billion, two hundred one million, one hundred one thousand, two hundred twenty-two".