10121122202222 has 16 divisors (see below), whose sum is σ = 15503694028944. Its totient is φ = 4954010544000.

The previous prime is 10121122202179. The next prime is 10121122202249. The reversal of 10121122202222 is 22220222112101.

It is a super-2 number, since 2×10121122202222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10121122202194 and 10121122202203.

It is a congruent number.

It is an unprimeable number.

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, 196561979 + ... + 196613462.

It is an arithmetic number, because the mean of its divisors is an integer number (968980876809).

Almost surely, 2^{10121122202222} is an apocalyptic number.

10121122202222 is a deficient number, since it is larger than the sum of its proper divisors (5382571826722).

10121122202222 is a wasteful number, since it uses less digits than its factorization.

10121122202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393175715.

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

Adding to 10121122202222 its reverse (22220222112101), we get a palindrome (32341344314323).

The spelling of 10121122202222 in words is "ten trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred two thousand, two hundred twenty-two".