111310022102121 has 12 divisors (see below), whose sum is σ = 165126579335172. Its totient is φ = 72201095417376.

The previous prime is 111310022102101. The next prime is 111310022102129. The reversal of 111310022102121 is 121201220013111.

It is a happy number.

111310022102121 is a `hidden beast` number, since 1 + 11 + 310 + 0 + 221 + 0 + 2 + 121 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 67368555387225 + 43941466714896 = 8207835^2 + 6628836^2 .

It is not a de Polignac number, because 111310022102121 - 2¹³ = 111310022093929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111310022102094 and 111310022102103.

It is not an unprimeable number, because it can be changed into a prime (111310022102129) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 167132164986 + ... + 167132165651.

It is an arithmetic number, because the mean of its divisors is an integer number (13760548277931).

Almost surely, 2^{111310022102121} is an apocalyptic number.

It is an amenable number.

111310022102121 is a deficient number, since it is larger than the sum of its proper divisors (53816557233051).

111310022102121 is a wasteful number, since it uses less digits than its factorization.

111310022102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334264330680 (or 334264330677 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111310022102121 its reverse (121201220013111), we get a palindrome (232511242115232).

The spelling of 111310022102121 in words is "one hundred eleven trillion, three hundred ten billion, twenty-two million, one hundred two thousand, one hundred twenty-one".