101122212021122 has 16 divisors (see below), whose sum is σ = 152082670970232. Its totient is φ = 50428023340800.

The previous prime is 101122212021049. The next prime is 101122212021163. The reversal of 101122212021122 is 221120212221101.

It can be written as a sum of positive squares in 4 ways, for example, as 96337935105721 + 4784276915401 = 9815189^2 + 2187299^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101122212021094 and 101122212021103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2955473 + ... + 14525124.

Almost surely, 2^{101122212021122} is an apocalyptic number.

101122212021122 is a deficient number, since it is larger than the sum of its proper divisors (50960458949110).

101122212021122 is a wasteful number, since it uses less digits than its factorization.

101122212021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17488213.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 101122212021122 its reverse (221120212221101), we get a palindrome (322242424242223).

The spelling of 101122212021122 in words is "one hundred one trillion, one hundred twenty-two billion, two hundred twelve million, twenty-one thousand, one hundred twenty-two".